1 /* vi:set ts=8 sts=4 sw=4:
3 * VIM - Vi IMproved by Bram Moolenaar
5 * Do ":help uganda" in Vim to read copying and usage conditions.
6 * Do ":help credits" in Vim to see a list of people who contributed.
7 * See README.txt for an overview of the Vim source code.
11 * ex_cmds.c: some functions for command line commands
21 static int linelen
__ARGS((int *has_tab
));
23 static void do_filter
__ARGS((linenr_T line1
, linenr_T line2
, exarg_T
*eap
, char_u
*cmd
, int do_in
, int do_out
));
25 static char_u
*viminfo_filename
__ARGS((char_u
*));
26 static void do_viminfo
__ARGS((FILE *fp_in
, FILE *fp_out
, int want_info
, int want_marks
, int force_read
));
27 static int viminfo_encoding
__ARGS((vir_T
*virp
));
28 static int read_viminfo_up_to_marks
__ARGS((vir_T
*virp
, int forceit
, int writing
));
31 static int check_overwrite
__ARGS((exarg_T
*eap
, buf_T
*buf
, char_u
*fname
, char_u
*ffname
, int other
));
32 static int check_readonly
__ARGS((int *forceit
, buf_T
*buf
));
34 static void delbuf_msg
__ARGS((char_u
*name
));
40 help_compare
__ARGS((const void *s1
, const void *s2
));
60 c
= utfc_ptr2char(ml_get_cursor(), cc
);
72 if (!has_mbyte
|| (enc_dbcs
!= 0 && c
< 0x100) || c
< 0x80)
75 if (c
== NL
) /* NUL is stored as NL */
77 if (vim_isprintc_strict(c
) && (c
< ' '
83 transchar_nonprint(buf3
, c
);
84 sprintf(buf1
, " <%s>", (char *)buf3
);
90 sprintf(buf2
, " <M-%s>", transchar(c
& 0x7f));
94 vim_snprintf((char *)IObuff
, IOSIZE
,
95 _("<%s>%s%s %d, Hex %02x, Octal %03o"),
96 transchar(c
), buf1
, buf2
, c
, c
, c
);
103 /* Repeat for combining characters. */
104 while (has_mbyte
&& (c
>= 0x100 || (enc_utf8
&& c
>= 0x80)))
106 len
= (int)STRLEN(IObuff
);
107 /* This assumes every multi-byte char is printable... */
111 if (utf_iscomposing(c
)
116 IObuff
[len
++] = ' '; /* draw composing char on top of a space */
117 len
+= (*mb_char2bytes
)(c
, IObuff
+ len
);
118 vim_snprintf((char *)IObuff
+ len
, IOSIZE
- len
,
119 c
< 0x10000 ? _("> %d, Hex %04x, Octal %o")
120 : _("> %d, Hex %08x, Octal %o"), c
, c
, c
);
130 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
132 * ":left", ":center" and ":right": align text.
145 #ifdef FEAT_RIGHTLEFT
148 /* switch left and right aligning */
149 if (eap
->cmdidx
== CMD_right
)
150 eap
->cmdidx
= CMD_left
;
151 else if (eap
->cmdidx
== CMD_left
)
152 eap
->cmdidx
= CMD_right
;
156 width
= atoi((char *)eap
->arg
);
157 save_curpos
= curwin
->w_cursor
;
158 if (eap
->cmdidx
== CMD_left
) /* width is used for new indent */
166 * if 'textwidth' set, use it
167 * else if 'wrapmargin' set, use it
168 * if invalid value, use 80
171 width
= curbuf
->b_p_tw
;
172 if (width
== 0 && curbuf
->b_p_wm
> 0)
173 width
= W_WIDTH(curwin
) - curbuf
->b_p_wm
;
178 if (u_save((linenr_T
)(eap
->line1
- 1), (linenr_T
)(eap
->line2
+ 1)) == FAIL
)
181 for (curwin
->w_cursor
.lnum
= eap
->line1
;
182 curwin
->w_cursor
.lnum
<= eap
->line2
; ++curwin
->w_cursor
.lnum
)
184 if (eap
->cmdidx
== CMD_left
) /* left align */
188 has_tab
= FALSE
; /* avoid uninit warnings */
189 len
= linelen(eap
->cmdidx
== CMD_right
? &has_tab
190 : NULL
) - get_indent();
192 if (len
<= 0) /* skip blank lines */
195 if (eap
->cmdidx
== CMD_center
)
196 new_indent
= (width
- len
) / 2;
199 new_indent
= width
- len
; /* right align */
202 * Make sure that embedded TABs don't make the text go too far
206 while (new_indent
> 0)
208 (void)set_indent(new_indent
, 0);
209 if (linelen(NULL
) <= width
)
212 * Now try to move the line as much as possible to
213 * the right. Stop when it moves too far.
216 (void)set_indent(++new_indent
, 0);
217 while (linelen(NULL
) <= width
);
227 (void)set_indent(new_indent
, 0); /* set indent */
229 changed_lines(eap
->line1
, 0, eap
->line2
+ 1, 0L);
230 curwin
->w_cursor
= save_curpos
;
231 beginline(BL_WHITE
| BL_FIX
);
235 * Get the length of the current line, excluding trailing white space.
247 /* find the first non-blank character */
248 line
= ml_get_curline();
249 first
= skipwhite(line
);
251 /* find the character after the last non-blank character */
252 for (last
= first
+ STRLEN(first
);
253 last
> first
&& vim_iswhite(last
[-1]); --last
)
257 len
= linetabsize(line
); /* get line length */
258 if (has_tab
!= NULL
) /* check for embedded TAB */
259 *has_tab
= (vim_strrchr(first
, TAB
) != NULL
);
265 /* Buffer for two lines used during sorting. They are allocated to
266 * contain the longest line being sorted. */
267 static char_u
*sortbuf1
;
268 static char_u
*sortbuf2
;
270 static int sort_ic
; /* ignore case */
271 static int sort_nr
; /* sort on number */
272 static int sort_rx
; /* sort on regex instead of skipping it */
274 static int sort_abort
; /* flag to indicate if sorting has been interrupted */
276 /* Struct to store info to be sorted. */
279 linenr_T lnum
; /* line number */
280 long start_col_nr
; /* starting column number or number */
281 long end_col_nr
; /* ending column number */
288 sort_compare
__ARGS((const void *s1
, const void *s2
));
298 sorti_T l1
= *(sorti_T
*)s1
;
299 sorti_T l2
= *(sorti_T
*)s2
;
302 /* If the user interrupts, there's no way to stop qsort() immediately, but
303 * if we return 0 every time, qsort will assume it's done sorting and
311 /* When sorting numbers "start_col_nr" is the number, not the column
314 result
= l1
.start_col_nr
- l2
.start_col_nr
;
317 /* We need to copy one line into "sortbuf1", because there is no
318 * guarantee that the first pointer becomes invalid when obtaining the
320 STRNCPY(sortbuf1
, ml_get(l1
.lnum
) + l1
.start_col_nr
,
321 l1
.end_col_nr
- l1
.start_col_nr
+ 1);
322 sortbuf1
[l1
.end_col_nr
- l1
.start_col_nr
] = 0;
323 STRNCPY(sortbuf2
, ml_get(l2
.lnum
) + l2
.start_col_nr
,
324 l2
.end_col_nr
- l2
.start_col_nr
+ 1);
325 sortbuf2
[l2
.end_col_nr
- l2
.start_col_nr
] = 0;
327 result
= sort_ic
? STRICMP(sortbuf1
, sortbuf2
)
328 : STRCMP(sortbuf1
, sortbuf2
);
331 /* If two lines have the same value, preserve the original line order. */
333 return (int)(l1
.lnum
- l2
.lnum
);
349 size_t count
= eap
->line2
- eap
->line1
+ 1;
354 char_u c
; /* temporary character storage */
359 int sort_oct
; /* sort on octal number */
360 int sort_hex
; /* sort on hex number */
362 if (u_save((linenr_T
)(eap
->line1
- 1), (linenr_T
)(eap
->line2
+ 1)) == FAIL
)
366 regmatch
.regprog
= NULL
;
367 nrs
= (sorti_T
*)lalloc((long_u
)(count
* sizeof(sorti_T
)), TRUE
);
371 sort_abort
= sort_ic
= sort_rx
= sort_nr
= sort_oct
= sort_hex
= 0;
373 for (p
= eap
->arg
; *p
!= NUL
; ++p
)
389 else if (*p
== '"') /* comment start */
391 else if (check_nextcmd(p
) != NULL
)
393 eap
->nextcmd
= check_nextcmd(p
);
396 else if (!ASCII_ISALPHA(*p
) && regmatch
.regprog
== NULL
)
398 s
= skip_regexp(p
+ 1, *p
, TRUE
, NULL
);
405 regmatch
.regprog
= vim_regcomp(p
+ 1, RE_MAGIC
);
406 if (regmatch
.regprog
== NULL
)
408 p
= s
; /* continue after the regexp */
409 regmatch
.rm_ic
= p_ic
;
413 EMSG2(_(e_invarg2
), p
);
418 /* Can only have one of 'n', 'o' and 'x'. */
419 if (sort_nr
+ sort_oct
+ sort_hex
> 2)
425 /* From here on "sort_nr" is used as a flag for any number sorting. */
426 sort_nr
+= sort_oct
+ sort_hex
;
429 * Make an array with all line numbers. This avoids having to copy all
430 * the lines into allocated memory.
431 * When sorting on strings "start_col_nr" is the offset in the line, for
432 * numbers sorting it's the number to sort on. This means the pattern
433 * matching and number conversion only has to be done once per line.
434 * Also get the longest line length for allocating "sortbuf".
436 for (lnum
= eap
->line1
; lnum
<= eap
->line2
; ++lnum
)
439 len
= (int)STRLEN(s
);
445 if (regmatch
.regprog
!= NULL
&& vim_regexec(®match
, s
, 0))
449 start_col
= (colnr_T
)(regmatch
.startp
[0] - s
);
450 end_col
= (colnr_T
)(regmatch
.endp
[0] - s
);
453 start_col
= (colnr_T
)(regmatch
.endp
[0] - s
);
456 if (regmatch
.regprog
!= NULL
)
461 /* Make sure vim_str2nr doesn't read any digits past the end
462 * of the match, by temporarily terminating the string there */
466 /* Sorting on number: Store the number itself. */
468 s
= skiptohex(s
+ start_col
);
470 s
= skiptodigit(s
+ start_col
);
471 vim_str2nr(s
, NULL
, NULL
, sort_oct
, sort_hex
,
472 &nrs
[lnum
- eap
->line1
].start_col_nr
, NULL
);
477 /* Store the column to sort at. */
478 nrs
[lnum
- eap
->line1
].start_col_nr
= start_col
;
479 nrs
[lnum
- eap
->line1
].end_col_nr
= end_col
;
482 nrs
[lnum
- eap
->line1
].lnum
= lnum
;
484 if (regmatch
.regprog
!= NULL
)
490 /* Allocate a buffer that can hold the longest line. */
491 sortbuf1
= alloc((unsigned)maxlen
+ 1);
492 if (sortbuf1
== NULL
)
494 sortbuf2
= alloc((unsigned)maxlen
+ 1);
495 if (sortbuf2
== NULL
)
498 /* Sort the array of line numbers. Note: can't be interrupted! */
499 qsort((void *)nrs
, count
, sizeof(sorti_T
), sort_compare
);
504 /* Insert the lines in the sorted order below the last one. */
506 for (i
= 0; i
< count
; ++i
)
508 s
= ml_get(nrs
[eap
->forceit
? count
- i
- 1 : i
].lnum
);
509 if (!unique
|| i
== 0
510 || (sort_ic
? STRICMP(s
, sortbuf1
) : STRCMP(s
, sortbuf1
)) != 0)
512 if (ml_append(lnum
++, s
, (colnr_T
)0, FALSE
) == FAIL
)
522 /* delete the original lines if appending worked */
524 for (i
= 0; i
< count
; ++i
)
525 ml_delete(eap
->line1
, FALSE
);
529 /* Adjust marks for deleted (or added) lines and prepare for displaying. */
530 deleted
= (long)(count
- (lnum
- eap
->line2
));
532 mark_adjust(eap
->line2
- deleted
, eap
->line2
, (long)MAXLNUM
, -deleted
);
533 else if (deleted
< 0)
534 mark_adjust(eap
->line2
, MAXLNUM
, -deleted
, 0L);
535 changed_lines(eap
->line1
, 0, eap
->line2
+ 1, -deleted
);
537 curwin
->w_cursor
.lnum
= eap
->line1
;
538 beginline(BL_WHITE
| BL_FIX
);
544 vim_free(regmatch
.regprog
);
563 long start_col
= 0; /* For start of white-space string */
564 long start_vcol
= 0; /* For start of white-space string */
568 char_u
*new_line
= (char_u
*)1; /* init to non-NULL */
569 int did_undo
; /* called u_save for current line */
572 linenr_T first_line
= 0; /* first changed line */
573 linenr_T last_line
= 0; /* last changed line */
575 save_list
= curwin
->w_p_list
;
576 curwin
->w_p_list
= 0; /* don't want list mode here */
578 new_ts
= getdigits(&(eap
->arg
));
585 new_ts
= curbuf
->b_p_ts
;
586 for (lnum
= eap
->line1
; !got_int
&& lnum
<= eap
->line2
; ++lnum
)
594 if (vim_iswhite(ptr
[col
]))
596 if (!got_tab
&& num_spaces
== 0)
598 /* First consecutive white-space */
609 if (got_tab
|| (eap
->forceit
&& num_spaces
> 1))
611 /* Retabulate this string of white-space */
613 /* len is virtual length of white string */
614 len
= num_spaces
= vcol
- start_vcol
;
618 temp
= new_ts
- (start_vcol
% new_ts
);
619 if (num_spaces
>= temp
)
624 num_tabs
+= num_spaces
/ new_ts
;
625 num_spaces
-= (num_spaces
/ new_ts
) * new_ts
;
627 if (curbuf
->b_p_et
|| got_tab
||
628 (num_spaces
+ num_tabs
< len
))
630 if (did_undo
== FALSE
)
633 if (u_save((linenr_T
)(lnum
- 1),
634 (linenr_T
)(lnum
+ 1)) == FAIL
)
636 new_line
= NULL
; /* flag out-of-memory */
641 /* len is actual number of white characters used */
642 len
= num_spaces
+ num_tabs
;
643 old_len
= (long)STRLEN(ptr
);
644 new_line
= lalloc(old_len
- col
+ start_col
+ len
+ 1,
646 if (new_line
== NULL
)
649 mch_memmove(new_line
, ptr
, (size_t)start_col
);
650 mch_memmove(new_line
+ start_col
+ len
,
651 ptr
+ col
, (size_t)(old_len
- col
+ 1));
652 ptr
= new_line
+ start_col
;
653 for (col
= 0; col
< len
; col
++)
654 ptr
[col
] = (col
< num_tabs
) ? '\t' : ' ';
655 ml_replace(lnum
, new_line
, FALSE
);
660 col
= start_col
+ len
;
668 vcol
+= chartabsize(ptr
+ col
, (colnr_T
)vcol
);
671 col
+= (*mb_ptr2len
)(ptr
+ col
);
676 if (new_line
== NULL
) /* out of memory */
683 if (curbuf
->b_p_ts
!= new_ts
)
684 redraw_curbuf_later(NOT_VALID
);
686 changed_lines(first_line
, 0, last_line
+ 1, 0L);
688 curwin
->w_p_list
= save_list
; /* restore 'list' */
690 curbuf
->b_p_ts
= new_ts
;
691 coladvance(curwin
->w_curswant
);
698 * :move command - move lines line1-line2 to line dest
700 * return FAIL for failure, OK otherwise
703 do_move(line1
, line2
, dest
)
710 linenr_T extra
; /* Num lines added before line1 */
711 linenr_T num_lines
; /* Num lines moved */
712 linenr_T last_line
; /* Last line in file after adding new text */
714 if (dest
>= line1
&& dest
< line2
)
716 EMSG(_("E134: Move lines into themselves"));
720 num_lines
= line2
- line1
+ 1;
723 * First we copy the old text to its new location -- webb
724 * Also copy the flag that ":global" command uses.
726 if (u_save(dest
, dest
+ 1) == FAIL
)
728 for (extra
= 0, l
= line1
; l
<= line2
; l
++)
730 str
= vim_strsave(ml_get(l
+ extra
));
733 ml_append(dest
+ l
- line1
, str
, (colnr_T
)0, FALSE
);
741 * Now we must be careful adjusting our marks so that we don't overlap our
742 * mark_adjust() calls.
744 * We adjust the marks within the old text so that they refer to the
745 * last lines of the file (temporarily), because we know no other marks
746 * will be set there since these line numbers did not exist until we added
749 * Then we adjust the marks on lines between the old and new text positions
750 * (either forwards or backwards).
752 * And Finally we adjust the marks we put at the end of the file back to
753 * their final destination at the new text position -- webb
755 last_line
= curbuf
->b_ml
.ml_line_count
;
756 mark_adjust(line1
, line2
, last_line
- line2
, 0L);
759 mark_adjust(line2
+ 1, dest
, -num_lines
, 0L);
760 curbuf
->b_op_start
.lnum
= dest
- num_lines
+ 1;
761 curbuf
->b_op_end
.lnum
= dest
;
765 mark_adjust(dest
+ 1, line1
- 1, num_lines
, 0L);
766 curbuf
->b_op_start
.lnum
= dest
+ 1;
767 curbuf
->b_op_end
.lnum
= dest
+ num_lines
;
769 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
770 mark_adjust(last_line
- num_lines
+ 1, last_line
,
771 -(last_line
- dest
- extra
), 0L);
774 * Now we delete the original text -- webb
776 if (u_save(line1
+ extra
- 1, line2
+ extra
+ 1) == FAIL
)
779 for (l
= line1
; l
<= line2
; l
++)
780 ml_delete(line1
+ extra
, TRUE
);
782 if (!global_busy
&& num_lines
> p_report
)
785 MSG(_("1 line moved"));
787 smsg((char_u
*)_("%ld lines moved"), num_lines
);
791 * Leave the cursor on the last of the moved lines.
794 curwin
->w_cursor
.lnum
= dest
;
796 curwin
->w_cursor
.lnum
= dest
+ (line2
- line1
) + 1;
799 changed_lines(line1
, 0, dest
+ num_lines
+ 1, 0L);
801 changed_lines(dest
+ 1, 0, line1
+ num_lines
, 0L);
810 ex_copy(line1
, line2
, n
)
818 count
= line2
- line1
+ 1;
819 curbuf
->b_op_start
.lnum
= n
+ 1;
820 curbuf
->b_op_end
.lnum
= n
+ count
;
821 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
824 * there are three situations:
825 * 1. destination is above line1
826 * 2. destination is between line1 and line2
827 * 3. destination is below line2
829 * n = destination (when starting)
830 * curwin->w_cursor.lnum = destination (while copying)
831 * line1 = start of source (while copying)
832 * line2 = end of source (while copying)
834 if (u_save(n
, n
+ 1) == FAIL
)
837 curwin
->w_cursor
.lnum
= n
;
838 while (line1
<= line2
)
840 /* need to use vim_strsave() because the line will be unlocked within
842 p
= vim_strsave(ml_get(line1
));
845 ml_append(curwin
->w_cursor
.lnum
, p
, (colnr_T
)0, FALSE
);
848 /* situation 2: skip already copied lines */
850 line1
= curwin
->w_cursor
.lnum
;
852 if (curwin
->w_cursor
.lnum
< line1
)
854 if (curwin
->w_cursor
.lnum
< line2
)
856 ++curwin
->w_cursor
.lnum
;
859 appended_lines_mark(n
, count
);
861 msgmore((long)count
);
864 static char_u
*prevcmd
= NULL
; /* the previous command */
866 #if defined(EXITFREE) || defined(PROTO)
875 * Handle the ":!cmd" command. Also for ":r !cmd" and ":w !cmd"
876 * Bangs in the argument are replaced with the previously entered command.
877 * Remember the argument.
879 * RISCOS: Bangs only replaced when followed by a space, since many
880 * pathnames contain one.
883 do_bang(addr_count
, eap
, forceit
, do_in
, do_out
)
889 char_u
*arg
= eap
->arg
; /* command */
890 linenr_T line1
= eap
->line1
; /* start of range */
891 linenr_T line2
= eap
->line2
; /* end of range */
892 char_u
*newcmd
= NULL
; /* the new command */
893 int free_newcmd
= FALSE
; /* need to free() newcmd */
899 int scroll_save
= msg_scroll
;
902 * Disallow shell commands for "rvim".
903 * Disallow shell commands from .exrc and .vimrc in current directory for
906 if (check_restricted() || check_secure())
909 if (addr_count
== 0) /* :! */
911 msg_scroll
= FALSE
; /* don't scroll here */
913 msg_scroll
= scroll_save
;
917 * Try to find an embedded bang, like in :!<cmd> ! [args]
918 * (:!! is indicated by the 'forceit' variable)
920 ins_prevcmd
= forceit
;
924 len
= (int)STRLEN(trailarg
) + 1;
926 len
+= (int)STRLEN(newcmd
);
935 len
+= (int)STRLEN(prevcmd
);
937 if ((t
= alloc(len
)) == NULL
)
953 * Scan the rest of the argument for '!', which is replaced by the
954 * previous command. "\!" is replaced by "!" (this is vi compatible).
961 && (p
[1] == ' ' || p
[1] == NUL
)
965 if (p
> newcmd
&& p
[-1] == '\\')
966 mch_memmove(p
- 1, p
, (size_t)(STRLEN(p
) + 1));
977 } while (trailarg
!= NULL
);
982 if (bangredo
) /* put cmd in redo buffer for ! command */
984 AppendToRedobuffLit(prevcmd
, -1);
985 AppendToRedobuff((char_u
*)"\n");
989 * Add quotes around the command, for shells that need them.
993 newcmd
= alloc((unsigned)(STRLEN(prevcmd
) + 2 * STRLEN(p_shq
) + 1));
996 STRCPY(newcmd
, p_shq
);
997 STRCAT(newcmd
, prevcmd
);
998 STRCAT(newcmd
, p_shq
);
1001 if (addr_count
== 0) /* :! */
1003 /* echo the command */
1007 msg_outtrans(newcmd
);
1009 windgoto(msg_row
, msg_col
);
1011 do_shell(newcmd
, 0);
1015 /* Careful: This may recursively call do_bang() again! (because of
1017 do_filter(line1
, line2
, eap
, newcmd
, do_in
, do_out
);
1019 apply_autocmds(EVENT_SHELLFILTERPOST
, NULL
, NULL
, FALSE
, curbuf
);
1027 * do_filter: filter lines through a command given by the user
1029 * We mostly use temp files and the call_shell() routine here. This would
1030 * normally be done using pipes on a UNIX machine, but this is more portable
1031 * to non-unix machines. The call_shell() routine needs to be able
1032 * to deal with redirection somehow, and should handle things like looking
1033 * at the PATH env. variable, and adding reasonable extensions to the
1034 * command name given by the user. All reasonable versions of call_shell()
1036 * Alternatively, if on Unix and redirecting input or output, but not both,
1037 * and the 'shelltemp' option isn't set, use pipes.
1038 * We use input redirection if do_in is TRUE.
1039 * We use output redirection if do_out is TRUE.
1042 do_filter(line1
, line2
, eap
, cmd
, do_in
, do_out
)
1043 linenr_T line1
, line2
;
1044 exarg_T
*eap
; /* for forced 'ff' and 'fenc' */
1048 char_u
*itmp
= NULL
;
1049 char_u
*otmp
= NULL
;
1051 linenr_T read_linecount
;
1055 buf_T
*old_curbuf
= curbuf
;
1057 int shell_flags
= 0;
1059 if (*cmd
== NUL
) /* no filter command */
1064 * Check if external commands are allowed now.
1066 if (can_end_termcap_mode(TRUE
) == FALSE
)
1070 cursor_save
= curwin
->w_cursor
;
1071 linecount
= line2
- line1
+ 1;
1072 curwin
->w_cursor
.lnum
= line1
;
1073 curwin
->w_cursor
.col
= 0;
1074 changed_line_abv_curs();
1075 invalidate_botline();
1078 * When using temp files:
1079 * 1. * Form temp file names
1080 * 2. * Write the lines to a temp file
1081 * 3. Run the filter command on the temp file
1082 * 4. * Read the output of the command into the buffer
1083 * 5. * Delete the original lines to be filtered
1084 * 6. * Remove the temp files
1086 * When writing the input with a pipe or when catching the output with a
1087 * pipe only need to do 3.
1091 shell_flags
|= SHELL_DOOUT
;
1093 #if !defined(USE_SYSTEM) && defined(UNIX)
1094 if (!do_in
&& do_out
&& !p_stmp
)
1096 /* Use a pipe to fetch stdout of the command, do not use a temp file. */
1097 shell_flags
|= SHELL_READ
;
1098 curwin
->w_cursor
.lnum
= line2
;
1100 else if (do_in
&& !do_out
&& !p_stmp
)
1102 /* Use a pipe to write stdin of the command, do not use a temp file. */
1103 shell_flags
|= SHELL_WRITE
;
1104 curbuf
->b_op_start
.lnum
= line1
;
1105 curbuf
->b_op_end
.lnum
= line2
;
1107 else if (do_in
&& do_out
&& !p_stmp
)
1109 /* Use a pipe to write stdin and fetch stdout of the command, do not
1110 * use a temp file. */
1111 shell_flags
|= SHELL_READ
|SHELL_WRITE
;
1112 curbuf
->b_op_start
.lnum
= line1
;
1113 curbuf
->b_op_end
.lnum
= line2
;
1114 curwin
->w_cursor
.lnum
= line2
;
1118 if ((do_in
&& (itmp
= vim_tempname('i')) == NULL
)
1119 || (do_out
&& (otmp
= vim_tempname('o')) == NULL
))
1126 * The writing and reading of temp files will not be shown.
1127 * Vi also doesn't do this and the messages are not very informative.
1129 ++no_wait_return
; /* don't call wait_return() while busy */
1130 if (itmp
!= NULL
&& buf_write(curbuf
, itmp
, NULL
, line1
, line2
, eap
,
1131 FALSE
, FALSE
, FALSE
, TRUE
) == FAIL
)
1133 msg_putchar('\n'); /* keep message from buf_write() */
1135 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
1138 (void)EMSG2(_(e_notcreate
), itmp
); /* will call wait_return */
1142 if (curbuf
!= old_curbuf
)
1149 cmd_buf
= make_filter_cmd(cmd
, itmp
, otmp
);
1150 if (cmd_buf
== NULL
)
1153 windgoto((int)Rows
- 1, 0);
1157 * When not redirecting the output the command can write anything to the
1158 * screen. If 'shellredir' is equal to ">", screen may be messed up by
1159 * stderr output of external command. Clear the screen later.
1160 * If do_in is FALSE, this could be something like ":r !cat", which may
1161 * also mess up the screen, clear it later.
1163 if (!do_out
|| STRCMP(p_srr
, ">") == 0 || !do_in
)
1164 redraw_later_clear();
1168 if (u_save((linenr_T
)(line2
), (linenr_T
)(line2
+ 1)) == FAIL
)
1170 redraw_curbuf_later(VALID
);
1172 read_linecount
= curbuf
->b_ml
.ml_line_count
;
1175 * When call_shell() fails wait_return() is called to give the user a
1176 * chance to read the error messages. Otherwise errors are ignored, so you
1177 * can see the error messages from the command that appear on stdout; use
1178 * 'u' to fix the text
1179 * Switch to cooked mode when not redirecting stdin, avoids that something
1180 * like ":r !cat" hangs.
1181 * Pass on the SHELL_DOOUT flag when the output is being redirected.
1183 if (call_shell(cmd_buf
, SHELL_FILTER
| SHELL_COOKED
| shell_flags
))
1185 redraw_later_clear();
1190 did_check_timestamps
= FALSE
;
1191 need_check_timestamps
= TRUE
;
1193 /* When interrupting the shell command, it may still have produced some
1194 * useful output. Reset got_int here, so that readfile() won't cancel
1203 if (readfile(otmp
, NULL
, line2
, (linenr_T
)0, (linenr_T
)MAXLNUM
,
1204 eap
, READ_FILTER
) == FAIL
)
1206 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
1211 EMSG2(_(e_notread
), otmp
);
1216 if (curbuf
!= old_curbuf
)
1221 read_linecount
= curbuf
->b_ml
.ml_line_count
- read_linecount
;
1223 if (shell_flags
& SHELL_READ
)
1225 curbuf
->b_op_start
.lnum
= line2
+ 1;
1226 curbuf
->b_op_end
.lnum
= curwin
->w_cursor
.lnum
;
1227 appended_lines_mark(line2
, read_linecount
);
1232 if (cmdmod
.keepmarks
|| vim_strchr(p_cpo
, CPO_REMMARK
) == NULL
)
1234 if (read_linecount
>= linecount
)
1235 /* move all marks from old lines to new lines */
1236 mark_adjust(line1
, line2
, linecount
, 0L);
1239 /* move marks from old lines to new lines, delete marks
1240 * that are in deleted lines */
1241 mark_adjust(line1
, line1
+ read_linecount
- 1,
1243 mark_adjust(line1
+ read_linecount
, line2
, MAXLNUM
, 0L);
1248 * Put cursor on first filtered line for ":range!cmd".
1249 * Adjust '[ and '] (set by buf_write()).
1251 curwin
->w_cursor
.lnum
= line1
;
1252 del_lines(linecount
, TRUE
);
1253 curbuf
->b_op_start
.lnum
-= linecount
; /* adjust '[ */
1254 curbuf
->b_op_end
.lnum
-= linecount
; /* adjust '] */
1255 write_lnum_adjust(-linecount
); /* adjust last line
1258 foldUpdate(curwin
, curbuf
->b_op_start
.lnum
, curbuf
->b_op_end
.lnum
);
1264 * Put cursor on last new line for ":r !cmd".
1266 linecount
= curbuf
->b_op_end
.lnum
- curbuf
->b_op_start
.lnum
+ 1;
1267 curwin
->w_cursor
.lnum
= curbuf
->b_op_end
.lnum
;
1270 beginline(BL_WHITE
| BL_FIX
); /* cursor on first non-blank */
1273 if (linecount
> p_report
)
1277 vim_snprintf((char *)msg_buf
, sizeof(msg_buf
),
1278 _("%ld lines filtered"), (long)linecount
);
1279 if (msg(msg_buf
) && !msg_scroll
)
1280 /* save message to display it after redraw */
1281 set_keep_msg(msg_buf
, 0);
1284 msgmore((long)linecount
);
1290 /* put cursor back in same position for ":w !cmd" */
1291 curwin
->w_cursor
= cursor_save
;
1299 if (curbuf
!= old_curbuf
)
1302 EMSG(_("E135: *Filter* Autocommands must not change current buffer"));
1314 * Call a shell to execute a command.
1315 * When "cmd" is NULL start an interactive shell.
1318 do_shell(cmd
, flags
)
1320 int flags
; /* may be SHELL_DOOUT when output is redirected */
1323 #ifndef FEAT_GUI_MSWIN
1327 int winstart
= FALSE
;
1331 * Disallow shell commands for "rvim".
1332 * Disallow shell commands from .exrc and .vimrc in current directory for
1335 if (check_restricted() || check_secure())
1343 * Check if external commands are allowed now.
1345 if (can_end_termcap_mode(TRUE
) == FALSE
)
1349 * Check if ":!start" is used.
1352 winstart
= (STRNICMP(cmd
, "start ", 6) == 0);
1356 * For autocommands we want to get the output on the current screen, to
1357 * avoid having to type return below.
1359 msg_putchar('\r'); /* put cursor at start of line */
1372 msg_putchar('\n'); /* may shift screen one line up */
1374 /* warning message before calling the shell */
1380 for (buf
= firstbuf
; buf
; buf
= buf
->b_next
)
1381 if (bufIsChanged(buf
))
1383 #ifdef FEAT_GUI_MSWIN
1385 starttermcap(); /* don't want a message box here */
1387 MSG_PUTS(_("[No write since last change]\n"));
1388 #ifdef FEAT_GUI_MSWIN
1395 /* This windgoto is required for when the '\n' resulted in a "delete line
1396 * 1" command to the terminal. */
1397 if (!swapping_screen())
1398 windgoto(msg_row
, msg_col
);
1400 (void)call_shell(cmd
, SHELL_COOKED
| flags
);
1401 did_check_timestamps
= FALSE
;
1402 need_check_timestamps
= TRUE
;
1405 * put the message cursor at the end of the screen, avoids wait_return()
1406 * to overwrite the text that the external command showed
1408 if (!swapping_screen())
1417 if (msg_silent
== 0)
1418 redraw_later_clear();
1424 * For ":sh" there is no need to call wait_return(), just redraw.
1425 * Also for the Win32 GUI (the output is in a console window).
1426 * Otherwise there is probably text on the screen that the user wants
1427 * to read before redrawing, so call wait_return().
1429 #ifndef FEAT_GUI_MSWIN
1432 || (winstart
&& !need_wait_return
)
1436 if (msg_silent
== 0)
1437 redraw_later_clear();
1438 need_wait_return
= FALSE
;
1443 * If we switch screens when starttermcap() is called, we really
1444 * want to wait for "hit return to continue".
1446 save_nwr
= no_wait_return
;
1447 if (swapping_screen())
1448 no_wait_return
= FALSE
;
1450 wait_return(term_console
? -1 : msg_silent
== 0); /* see below */
1452 wait_return(msg_silent
== 0);
1454 no_wait_return
= save_nwr
;
1456 #endif /* FEAT_GUI_W32 */
1459 if (!winstart
) /* if winstart==TRUE, never stopped termcap! */
1461 starttermcap(); /* start termcap if not done by wait_return() */
1464 * In an Amiga window redrawing is caused by asking the window size.
1465 * If we got an interrupt this will not work. The chance that the
1466 * window size is wrong is very small, but we need to redraw the
1467 * screen. Don't do this if ':' hit in wait_return(). THIS IS UGLY
1468 * but it saves an extra redraw.
1471 if (skip_redraw
) /* ':' hit in wait_return() */
1473 if (msg_silent
== 0)
1474 redraw_later_clear();
1476 else if (term_console
)
1478 OUT_STR(IF_EB("\033[0 q", ESC_STR
"[0 q")); /* get window size */
1479 if (got_int
&& msg_silent
== 0)
1480 redraw_later_clear(); /* if got_int is TRUE, redraw needed */
1482 must_redraw
= 0; /* no extra redraw needed */
1487 /* display any error messages now */
1491 apply_autocmds(EVENT_SHELLCMDPOST
, NULL
, NULL
, FALSE
, curbuf
);
1496 * Create a shell command from a command string, input redirection file and
1497 * output redirection file.
1498 * Returns an allocated string with the shell command, or NULL for failure.
1501 make_filter_cmd(cmd
, itmp
, otmp
)
1502 char_u
*cmd
; /* command */
1503 char_u
*itmp
; /* NULL or name of input file */
1504 char_u
*otmp
; /* NULL or name of output file */
1509 len
= (long_u
)STRLEN(cmd
) + 3; /* "()" + NUL */
1511 len
+= (long_u
)STRLEN(itmp
) + 9; /* " { < " + " } " */
1513 len
+= (long_u
)STRLEN(otmp
) + (long_u
)STRLEN(p_srr
) + 2; /* " " */
1514 buf
= lalloc(len
, TRUE
);
1518 #if (defined(UNIX) && !defined(ARCHIE)) || defined(OS2)
1520 * Put braces around the command (for concatenated commands) when
1521 * redirecting input and/or output.
1523 if (itmp
!= NULL
|| otmp
!= NULL
)
1524 sprintf((char *)buf
, "(%s)", (char *)cmd
);
1534 * for shells that don't understand braces around commands, at least allow
1535 * the use of commands in a pipe.
1543 * If there is a pipe, we have to put the '<' in front of it.
1544 * Don't do this when 'shellquote' is not empty, otherwise the
1545 * redirection would be inside the quotes.
1549 p
= vim_strchr(buf
, '|');
1554 STRCAT(buf
, " { < "); /* Use RISC OS notation for input. */
1558 STRCAT(buf
, " <"); /* " < " causes problems on Amiga */
1563 p
= vim_strchr(cmd
, '|');
1566 STRCAT(buf
, " "); /* insert a space before the '|' for DOS */
1573 append_redir(buf
, p_srr
, otmp
);
1579 * Append output redirection for file "fname" to the end of string buffer "buf"
1580 * Works with the 'shellredir' and 'shellpipe' options.
1581 * The caller should make sure that there is enough room:
1582 * STRLEN(opt) + STRLEN(fname) + 3
1585 append_redir(buf
, opt
, fname
)
1593 /* find "%s", skipping "%%" */
1594 for (p
= opt
; (p
= vim_strchr(p
, '%')) != NULL
; ++p
)
1599 *buf
= ' '; /* not really needed? Not with sh, ksh or bash */
1600 sprintf((char *)buf
+ 1, (char *)opt
, (char *)fname
);
1603 sprintf((char *)buf
,
1604 #ifdef FEAT_QUICKFIX
1606 opt
!= p_sp
? " %s%s" :
1611 " %s%s", /* " > %s" causes problems on Amiga */
1613 " %s %s", /* But is needed for 'shellpipe' and RISC OS */
1616 (char *)opt
, (char *)fname
);
1621 static int no_viminfo
__ARGS((void));
1622 static int viminfo_errcnt
;
1627 /* "vim -i NONE" does not read or write a viminfo file */
1628 return (use_viminfo
!= NULL
&& STRCMP(use_viminfo
, "NONE") == 0);
1632 * Report an error for reading a viminfo file.
1633 * Count the number of errors. When there are more than 10, return TRUE.
1636 viminfo_error(errnum
, message
, line
)
1641 vim_snprintf((char *)IObuff
, IOSIZE
, _("%sviminfo: %s in line: "),
1643 STRNCAT(IObuff
, line
, IOSIZE
- STRLEN(IObuff
));
1644 if (IObuff
[STRLEN(IObuff
) - 1] == '\n')
1645 IObuff
[STRLEN(IObuff
) - 1] = NUL
;
1647 if (++viminfo_errcnt
>= 10)
1649 EMSG(_("E136: viminfo: Too many errors, skipping rest of file"));
1656 * read_viminfo() -- Read the viminfo file. Registers etc. which are already
1657 * set are not over-written unless force is TRUE. -- webb
1660 read_viminfo(file
, want_info
, want_marks
, forceit
)
1672 fname
= viminfo_filename(file
); /* may set to default if NULL */
1675 fp
= mch_fopen((char *)fname
, READBIN
);
1680 smsg((char_u
*)_("Reading viminfo file \"%s\"%s%s%s"),
1682 want_info
? _(" info") : "",
1683 want_marks
? _(" marks") : "",
1684 fp
== NULL
? _(" FAILED") : "");
1693 do_viminfo(fp
, NULL
, want_info
, want_marks
, forceit
);
1701 * write_viminfo() -- Write the viminfo file. The old one is read in first so
1702 * that effectively a merge of current info and old info is done. This allows
1703 * multiple vims to run simultaneously, without losing any marks etc. If
1704 * forceit is TRUE, then the old file is not read in, and only internal info is
1705 * written to the file. -- webb
1708 write_viminfo(file
, forceit
)
1713 FILE *fp_in
= NULL
; /* input viminfo file, if any */
1714 FILE *fp_out
= NULL
; /* output viminfo file */
1715 char_u
*tempname
= NULL
; /* name of temp viminfo file */
1716 struct stat st_new
; /* mch_stat() of potential new file */
1718 #if defined(UNIX) || defined(VMS)
1722 int shortname
= FALSE
; /* use 8.3 file name */
1723 struct stat st_old
; /* mch_stat() of existing viminfo file */
1732 fname
= viminfo_filename(file
); /* may set to default if NULL */
1736 fp_in
= mch_fopen((char *)fname
, READBIN
);
1739 /* if it does exist, but we can't read it, don't try writing */
1740 if (mch_stat((char *)fname
, &st_new
) == 0)
1742 #if defined(UNIX) || defined(VMS)
1744 * For Unix we create the .viminfo non-accessible for others,
1745 * because it may contain text from non-accessible documents.
1747 umask_save
= umask(077);
1749 fp_out
= mch_fopen((char *)fname
, WRITEBIN
);
1750 #if defined(UNIX) || defined(VMS)
1751 (void)umask(umask_save
);
1757 * There is an existing viminfo file. Create a temporary file to
1758 * write the new viminfo into, in the same directory as the
1759 * existing viminfo file, which will be renamed later.
1763 * For Unix we check the owner of the file. It's not very nice to
1764 * overwrite a user's viminfo file after a "su root", with a
1765 * viminfo file that the user can't read.
1767 st_old
.st_dev
= st_old
.st_ino
= 0;
1768 st_old
.st_mode
= 0600;
1769 if (mch_stat((char *)fname
, &st_old
) == 0 && getuid()
1770 && !(st_old
.st_uid
== getuid()
1771 ? (st_old
.st_mode
& 0200)
1772 : (st_old
.st_gid
== getgid()
1773 ? (st_old
.st_mode
& 0020)
1774 : (st_old
.st_mode
& 0002))))
1776 int tt
= msg_didany
;
1778 /* avoid a wait_return for this message, it's annoying */
1779 EMSG2(_("E137: Viminfo file is not writable: %s"), fname
);
1786 /* Get the file attributes of the existing viminfo file. */
1787 perm
= mch_getperm(fname
);
1792 * May try twice: Once normal and once with shortname set, just in
1793 * case somebody puts his viminfo file in an 8.3 filesystem.
1797 tempname
= buf_modname(
1804 # ifdef FEAT_GUI_W32
1822 if (tempname
== NULL
) /* out of memory */
1826 * Check if tempfile already exists. Never overwrite an
1829 if (mch_stat((char *)tempname
, &st_new
) == 0)
1833 * Check if tempfile is same as original file. May happen
1834 * when modname() gave the same file back. E.g. silly
1835 * link, or file name-length reached. Try again with
1838 if (!shortname
&& st_new
.st_dev
== st_old
.st_dev
1839 && st_new
.st_ino
== st_old
.st_ino
)
1848 * Try another name. Change one character, just before
1849 * the extension. This should also work for an 8.3
1850 * file name, when after adding the extension it still is
1851 * the same file as the original.
1853 wp
= tempname
+ STRLEN(tempname
) - 5;
1854 if (wp
< gettail(tempname
)) /* empty file name? */
1855 wp
= gettail(tempname
);
1856 for (*wp
= 'z'; mch_stat((char *)tempname
, &st_new
) == 0;
1860 * They all exist? Must be something wrong! Don't
1861 * write the viminfo file then.
1874 if (tempname
!= NULL
)
1877 /* fdopen() fails for some reason */
1878 umask_save
= umask(077);
1879 fp_out
= mch_fopen((char *)tempname
, WRITEBIN
);
1880 (void)umask(umask_save
);
1884 /* Use mch_open() to be able to use O_NOFOLLOW and set file
1886 * Unix: same as original file, but strip s-bit. Reset umask to
1887 * avoid it getting in the way.
1888 * Others: r&w for user only. */
1890 umask_save
= umask(0);
1891 fd
= mch_open((char *)tempname
,
1892 O_CREAT
|O_EXTRA
|O_EXCL
|O_WRONLY
|O_NOFOLLOW
,
1893 (int)((st_old
.st_mode
& 0777) | 0600));
1894 (void)umask(umask_save
);
1896 fd
= mch_open((char *)tempname
,
1897 O_CREAT
|O_EXTRA
|O_EXCL
|O_WRONLY
|O_NOFOLLOW
, 0600);
1902 fp_out
= fdopen(fd
, WRITEBIN
);
1906 * If we can't create in the same directory, try creating a
1907 * "normal" temp file.
1912 if ((tempname
= vim_tempname('o')) != NULL
)
1913 fp_out
= mch_fopen((char *)tempname
, WRITEBIN
);
1916 #if defined(UNIX) && defined(HAVE_FCHOWN)
1918 * Make sure the owner can read/write it. This only works for
1922 (void)fchown(fileno(fp_out
), st_old
.st_uid
, st_old
.st_gid
);
1928 * Check if the new viminfo file can be written to.
1932 EMSG2(_("E138: Can't write viminfo file %s!"),
1933 (fp_in
== NULL
|| tempname
== NULL
) ? fname
: tempname
);
1942 smsg((char_u
*)_("Writing viminfo file \"%s\""), fname
);
1947 do_viminfo(fp_in
, fp_out
, !forceit
, !forceit
, FALSE
);
1949 fclose(fp_out
); /* errors are ignored !? */
1955 * In case of an error keep the original viminfo file.
1956 * Otherwise rename the newly written file.
1958 if (viminfo_errcnt
|| vim_rename(tempname
, fname
) == -1)
1959 mch_remove(tempname
);
1962 /* If the viminfo file was hidden then also hide the new file. */
1963 if (perm
> 0 && (perm
& FILE_ATTRIBUTE_HIDDEN
))
1974 * Get the viminfo file name to use.
1975 * If "file" is given and not empty, use it (has already been expanded by
1976 * cmdline functions).
1977 * Otherwise use "-i file_name", value from 'viminfo' or the default, and
1978 * expand environment variables.
1979 * Returns an allocated string. NULL when out of memory.
1982 viminfo_filename(file
)
1985 if (file
== NULL
|| *file
== NUL
)
1987 if (use_viminfo
!= NULL
)
1989 else if ((file
= find_viminfo_parameter('n')) == NULL
|| *file
== NUL
)
1991 #ifdef VIMINFO_FILE2
1992 /* don't use $HOME when not defined (turned into "c:/"!). */
1994 if (mch_getenv((char_u
*)"SYS$LOGIN") == NULL
)
1996 if (mch_getenv((char_u
*)"HOME") == NULL
)
1999 /* don't use $VIM when not available. */
2000 expand_env((char_u
*)"$VIM", NameBuff
, MAXPATHL
);
2001 if (STRCMP("$VIM", NameBuff
) != 0) /* $VIM was expanded */
2002 file
= (char_u
*)VIMINFO_FILE2
;
2004 file
= (char_u
*)VIMINFO_FILE
;
2008 file
= (char_u
*)VIMINFO_FILE
;
2010 expand_env(file
, NameBuff
, MAXPATHL
);
2013 return vim_strsave(file
);
2017 * do_viminfo() -- Should only be called from read_viminfo() & write_viminfo().
2020 do_viminfo(fp_in
, fp_out
, want_info
, want_marks
, force_read
)
2031 if ((vir
.vir_line
= alloc(LSIZE
)) == NULL
)
2035 vir
.vir_conv
.vc_type
= CONV_NONE
;
2041 eof
= read_viminfo_up_to_marks(&vir
, force_read
, fp_out
!= NULL
);
2043 /* Skip info, find start of marks */
2044 while (!(eof
= viminfo_readline(&vir
))
2045 && vir
.vir_line
[0] != '>')
2050 /* Write the info: */
2051 fprintf(fp_out
, _("# This viminfo file was generated by Vim %s.\n"),
2052 VIM_VERSION_MEDIUM
);
2053 fprintf(fp_out
, _("# You may edit it if you're careful!\n\n"));
2055 fprintf(fp_out
, _("# Value of 'encoding' when this file was written\n"));
2056 fprintf(fp_out
, "*encoding=%s\n\n", p_enc
);
2058 write_viminfo_search_pattern(fp_out
);
2059 write_viminfo_sub_string(fp_out
);
2061 write_viminfo_history(fp_out
);
2063 write_viminfo_registers(fp_out
);
2065 write_viminfo_varlist(fp_out
);
2067 write_viminfo_filemarks(fp_out
);
2068 write_viminfo_bufferlist(fp_out
);
2069 count
= write_viminfo_marks(fp_out
);
2071 if (fp_in
!= NULL
&& want_marks
)
2072 copy_viminfo_marks(&vir
, fp_out
, count
, eof
);
2074 vim_free(vir
.vir_line
);
2076 if (vir
.vir_conv
.vc_type
!= CONV_NONE
)
2077 convert_setup(&vir
.vir_conv
, NULL
, NULL
);
2082 * read_viminfo_up_to_marks() -- Only called from do_viminfo(). Reads in the
2083 * first part of the viminfo file which contains everything but the marks that
2084 * are local to a file. Returns TRUE when end-of-file is reached. -- webb
2087 read_viminfo_up_to_marks(virp
, forceit
, writing
)
2096 prepare_viminfo_history(forceit
? 9999 : 0);
2098 eof
= viminfo_readline(virp
);
2099 while (!eof
&& virp
->vir_line
[0] != '>')
2101 switch (virp
->vir_line
[0])
2103 /* Characters reserved for future expansion, ignored now */
2104 case '+': /* "+40 /path/dir file", for running vim without args */
2105 case '|': /* to be defined */
2106 case '^': /* to be defined */
2107 case '<': /* long line - ignored */
2108 /* A comment or empty line. */
2113 eof
= viminfo_readline(virp
);
2115 case '*': /* "*encoding=value" */
2116 eof
= viminfo_encoding(virp
);
2118 case '!': /* global variable */
2120 eof
= read_viminfo_varlist(virp
, writing
);
2122 eof
= viminfo_readline(virp
);
2125 case '%': /* entry for buffer list */
2126 eof
= read_viminfo_bufferlist(virp
, writing
);
2129 eof
= read_viminfo_register(virp
, forceit
);
2131 case '/': /* Search string */
2132 case '&': /* Substitute search string */
2133 case '~': /* Last search string, followed by '/' or '&' */
2134 eof
= read_viminfo_search_pattern(virp
, forceit
);
2137 eof
= read_viminfo_sub_string(virp
, forceit
);
2144 eof
= read_viminfo_history(virp
);
2146 eof
= viminfo_readline(virp
);
2151 eof
= read_viminfo_filemark(virp
, forceit
);
2154 if (viminfo_error("E575: ", _("Illegal starting char"),
2158 eof
= viminfo_readline(virp
);
2164 /* Finish reading history items. */
2165 finish_viminfo_history();
2168 /* Change file names to buffer numbers for fmarks. */
2169 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
2170 fmarks_check_names(buf
);
2176 * Compare the 'encoding' value in the viminfo file with the current value of
2177 * 'encoding'. If different and the 'c' flag is in 'viminfo', setup for
2178 * conversion of text with iconv() in viminfo_readstring().
2181 viminfo_encoding(virp
)
2188 if (get_viminfo_parameter('c') != 0)
2190 p
= vim_strchr(virp
->vir_line
, '=');
2193 /* remove trailing newline */
2195 for (i
= 0; vim_isprintc(p
[i
]); ++i
)
2199 convert_setup(&virp
->vir_conv
, p
, p_enc
);
2203 return viminfo_readline(virp
);
2207 * Read a line from the viminfo file.
2208 * Returns TRUE for end-of-file;
2211 viminfo_readline(virp
)
2214 return vim_fgets(virp
->vir_line
, LSIZE
, virp
->vir_fd
);
2218 * check string read from viminfo file
2219 * remove '\n' at the end of the line
2220 * - replace CTRL-V CTRL-V with CTRL-V
2221 * - replace CTRL-V 'n' with '\n'
2223 * Check for a long line as written by viminfo_writestring().
2225 * Return the string in allocated memory (NULL when out of memory).
2229 viminfo_readstring(virp
, off
, convert
)
2231 int off
; /* offset for virp->vir_line */
2232 int convert
; /* convert the string */
2238 if (virp
->vir_line
[off
] == Ctrl_V
&& vim_isdigit(virp
->vir_line
[off
+ 1]))
2240 len
= atol((char *)virp
->vir_line
+ off
+ 1);
2241 retval
= lalloc(len
, TRUE
);
2244 /* Line too long? File messed up? Skip next line. */
2245 (void)vim_fgets(virp
->vir_line
, 10, virp
->vir_fd
);
2248 (void)vim_fgets(retval
, (int)len
, virp
->vir_fd
);
2249 s
= retval
+ 1; /* Skip the leading '<' */
2253 retval
= vim_strsave(virp
->vir_line
+ off
);
2259 /* Change CTRL-V CTRL-V to CTRL-V and CTRL-V n to \n in-place. */
2261 while (*s
!= NUL
&& *s
!= '\n')
2263 if (s
[0] == Ctrl_V
&& s
[1] != NUL
)
2277 if (convert
&& virp
->vir_conv
.vc_type
!= CONV_NONE
&& *retval
!= NUL
)
2279 d
= string_convert(&virp
->vir_conv
, retval
, NULL
);
2292 * write string to viminfo file
2293 * - replace CTRL-V with CTRL-V CTRL-V
2294 * - replace '\n' with CTRL-V 'n'
2295 * - add a '\n' at the end
2298 * - write " CTRL-V <length> \n " in first line
2299 * - write " < <string> \n " in second line
2302 viminfo_writestring(fd
, p
)
2310 for (s
= p
; *s
!= NUL
; ++s
)
2312 if (*s
== Ctrl_V
|| *s
== '\n')
2317 /* If the string will be too long, write its length and put it in the next
2318 * line. Take into account that some room is needed for what comes before
2319 * the string (e.g., variable name). Add something to the length for the
2320 * '<', NL and trailing NUL. */
2321 if (len
> LSIZE
/ 2)
2322 fprintf(fd
, IF_EB("\026%d\n<", CTRL_V_STR
"%d\n<"), len
+ 3);
2324 while ((c
= *p
++) != NUL
)
2326 if (c
== Ctrl_V
|| c
== '\n')
2336 #endif /* FEAT_VIMINFO */
2339 * Implementation of ":fixdel", also used by get_stty().
2340 * <BS> resulting <Del>
2351 p
= find_termcode((char_u
*)"kb");
2352 add_termcode((char_u
*)"kD", p
!= NULL
2353 && *p
== DEL
? (char_u
*)CTRL_H_STR
: DEL_STR
, FALSE
);
2357 print_line_no_prefix(lnum
, use_number
, list
)
2364 if (curwin
->w_p_nu
|| use_number
)
2366 sprintf((char *)numbuf
, "%*ld ", number_width(curwin
), (long)lnum
);
2367 msg_puts_attr(numbuf
, hl_attr(HLF_N
)); /* Highlight line nrs */
2369 msg_prt_line(ml_get(lnum
), list
);
2373 * Print a text line. Also in silent mode ("ex -s").
2376 print_line(lnum
, use_number
, list
)
2381 int save_silent
= silent_mode
;
2384 silent_mode
= FALSE
;
2385 info_message
= TRUE
; /* use mch_msg(), not mch_errmsg() */
2386 print_line_no_prefix(lnum
, use_number
, list
);
2390 cursor_on(); /* msg_start() switches it off */
2392 silent_mode
= save_silent
;
2393 info_message
= FALSE
;
2398 * ":file[!] [fname]".
2404 char_u
*fname
, *sfname
, *xfname
;
2407 /* ":0file" removes the file name. Check for illegal uses ":3file",
2408 * "0file name", etc. */
2409 if (eap
->addr_count
> 0
2410 && (*eap
->arg
!= NUL
2412 || eap
->addr_count
> 1))
2418 if (*eap
->arg
!= NUL
|| eap
->addr_count
== 1)
2422 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, curbuf
);
2423 /* buffer changed, don't change name now */
2427 if (aborting()) /* autocmds may abort script processing */
2432 * The name of the current buffer will be changed.
2433 * A new (unlisted) buffer entry needs to be made to hold the old file
2434 * name, which will become the alternate file name.
2435 * But don't set the alternate file name if the buffer didn't have a
2438 fname
= curbuf
->b_ffname
;
2439 sfname
= curbuf
->b_sfname
;
2440 xfname
= curbuf
->b_fname
;
2441 curbuf
->b_ffname
= NULL
;
2442 curbuf
->b_sfname
= NULL
;
2443 if (setfname(curbuf
, eap
->arg
, NULL
, TRUE
) == FAIL
)
2445 curbuf
->b_ffname
= fname
;
2446 curbuf
->b_sfname
= sfname
;
2449 curbuf
->b_flags
|= BF_NOTEDITED
;
2450 if (xfname
!= NULL
&& *xfname
!= NUL
)
2452 buf
= buflist_new(fname
, xfname
, curwin
->w_cursor
.lnum
, 0);
2453 if (buf
!= NULL
&& !cmdmod
.keepalt
)
2454 curwin
->w_alt_fnum
= buf
->b_fnum
;
2459 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, curbuf
);
2462 /* print full file name if :cd used */
2463 fileinfo(FALSE
, FALSE
, eap
->forceit
);
2473 if (curbufIsChanged())
2474 (void)do_write(eap
);
2478 * ":write" and ":saveas".
2484 if (eap
->usefilter
) /* input lines to shell command */
2485 do_bang(1, eap
, FALSE
, TRUE
, FALSE
);
2487 (void)do_write(eap
);
2491 * write current buffer to file 'eap->arg'
2492 * if 'eap->append' is TRUE, append to the file
2494 * if *eap->arg == NUL write to current file
2496 * return FAIL for failure, OK otherwise
2503 char_u
*fname
= NULL
; /* init to shut up gcc */
2506 char_u
*free_fname
= NULL
;
2508 char_u
*browse_file
= NULL
;
2510 buf_T
*alt_buf
= NULL
;
2512 if (not_writing()) /* check 'write' option */
2519 browse_file
= do_browse(BROWSE_SAVE
, (char_u
*)_("Save As"), ffname
,
2520 NULL
, NULL
, NULL
, curbuf
);
2521 if (browse_file
== NULL
)
2523 ffname
= browse_file
;
2528 if (eap
->cmdidx
== CMD_saveas
)
2538 free_fname
= fix_fname(ffname
);
2540 * When out-of-memory, keep unexpanded file name, because we MUST be
2541 * able to write the file in this situation.
2543 if (free_fname
!= NULL
)
2544 ffname
= free_fname
;
2545 other
= otherfile(ffname
);
2549 * If we have a new file, put its name in the list of alternate file names.
2553 if (vim_strchr(p_cpo
, CPO_ALTWRITE
) != NULL
2554 || eap
->cmdidx
== CMD_saveas
)
2555 alt_buf
= setaltfname(ffname
, fname
, (linenr_T
)1);
2557 alt_buf
= buflist_findname(ffname
);
2558 if (alt_buf
!= NULL
&& alt_buf
->b_ml
.ml_mfp
!= NULL
)
2560 /* Overwriting a file that is loaded in another buffer is not a
2562 EMSG(_(e_bufloaded
));
2568 * Writing to the current file is not allowed in readonly mode
2569 * and a file name is required.
2570 * "nofile" and "nowrite" buffers cannot be written implicitly either.
2573 #ifdef FEAT_QUICKFIX
2574 bt_dontwrite_msg(curbuf
) ||
2576 check_fname() == FAIL
|| check_readonly(&eap
->forceit
, curbuf
)))
2581 ffname
= curbuf
->b_ffname
;
2582 fname
= curbuf
->b_fname
;
2584 * Not writing the whole file is only allowed with '!'.
2586 if ( (eap
->line1
!= 1
2587 || eap
->line2
!= curbuf
->b_ml
.ml_line_count
)
2592 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2593 if (p_confirm
|| cmdmod
.confirm
)
2595 if (vim_dialog_yesno(VIM_QUESTION
, NULL
,
2596 (char_u
*)_("Write partial file?"), 2) != VIM_YES
)
2598 eap
->forceit
= TRUE
;
2603 EMSG(_("E140: Use ! to write partial buffer"));
2609 if (check_overwrite(eap
, curbuf
, fname
, ffname
, other
) == OK
)
2611 if (eap
->cmdidx
== CMD_saveas
&& alt_buf
!= NULL
)
2614 buf_T
*was_curbuf
= curbuf
;
2616 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, curbuf
);
2617 apply_autocmds(EVENT_BUFFILEPRE
, NULL
, NULL
, FALSE
, alt_buf
);
2619 if (curbuf
!= was_curbuf
|| aborting())
2621 if (curbuf
!= was_curbuf
)
2624 /* buffer changed, don't change name now */
2629 /* Exchange the file names for the current and the alternate
2630 * buffer. This makes it look like we are now editing the buffer
2631 * under the new name. Must be done before buf_write(), because
2632 * if there is no file name and 'cpo' contains 'F', it will set
2634 fname
= alt_buf
->b_fname
;
2635 alt_buf
->b_fname
= curbuf
->b_fname
;
2636 curbuf
->b_fname
= fname
;
2637 fname
= alt_buf
->b_ffname
;
2638 alt_buf
->b_ffname
= curbuf
->b_ffname
;
2639 curbuf
->b_ffname
= fname
;
2640 fname
= alt_buf
->b_sfname
;
2641 alt_buf
->b_sfname
= curbuf
->b_sfname
;
2642 curbuf
->b_sfname
= fname
;
2643 buf_name_changed(curbuf
);
2645 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, curbuf
);
2646 apply_autocmds(EVENT_BUFFILEPOST
, NULL
, NULL
, FALSE
, alt_buf
);
2647 if (!alt_buf
->b_p_bl
)
2649 alt_buf
->b_p_bl
= TRUE
;
2650 apply_autocmds(EVENT_BUFADD
, NULL
, NULL
, FALSE
, alt_buf
);
2653 if (curbuf
!= was_curbuf
|| aborting())
2655 if (curbuf
!= was_curbuf
)
2658 /* buffer changed, don't write the file */
2663 /* If 'filetype' was empty try detecting it now. */
2664 if (*curbuf
->b_p_ft
== NUL
)
2666 if (au_has_group((char_u
*)"filetypedetect"))
2667 (void)do_doautocmd((char_u
*)"filetypedetect BufRead",
2674 retval
= buf_write(curbuf
, ffname
, fname
, eap
->line1
, eap
->line2
,
2675 eap
, eap
->append
, eap
->forceit
, TRUE
, FALSE
);
2677 /* After ":saveas fname" reset 'readonly'. */
2678 if (eap
->cmdidx
== CMD_saveas
&& retval
== OK
)
2679 curbuf
->b_p_ro
= FALSE
;
2684 vim_free(browse_file
);
2686 vim_free(free_fname
);
2691 * Check if it is allowed to overwrite a file. If b_flags has BF_NOTEDITED,
2692 * BF_NEW or BF_READERR, check for overwriting current file.
2693 * May set eap->forceit if a dialog says it's OK to overwrite.
2694 * Return OK if it's OK, FAIL if it is not.
2698 check_overwrite(eap
, buf
, fname
, ffname
, other
)
2701 char_u
*fname
; /* file name to be used (can differ from
2703 char_u
*ffname
; /* full path version of fname */
2704 int other
; /* writing under other name */
2707 * write to other file or b_flags set or not writing the whole file:
2708 * overwriting only allowed with '!'
2711 || (buf
->b_flags
& BF_NOTEDITED
)
2712 || ((buf
->b_flags
& BF_NEW
)
2713 && vim_strchr(p_cpo
, CPO_OVERNEW
) == NULL
)
2714 || (buf
->b_flags
& BF_READERR
))
2716 && vim_fexists(ffname
))
2718 if (!eap
->forceit
&& !eap
->append
)
2721 /* with UNIX it is possible to open a directory */
2722 if (mch_isdir(ffname
))
2724 EMSG2(_(e_isadir2
), ffname
);
2728 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2729 if (p_confirm
|| cmdmod
.confirm
)
2731 char_u buff
[IOSIZE
];
2733 dialog_msg(buff
, _("Overwrite existing file \"%s\"?"), fname
);
2734 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2) != VIM_YES
)
2736 eap
->forceit
= TRUE
;
2746 /* For ":w! filename" check that no swap file exists for "filename". */
2747 if (other
&& !emsg_silent
)
2749 char_u dir
[MAXPATHL
];
2754 /* We only try the first entry in 'directory', without checking if
2755 * it's writable. If the "." directory is not writable the write
2756 * will probably fail anyway.
2757 * Use 'shortname' of the current buffer, since there is no buffer
2758 * for the written file. */
2764 copy_option_part(&p
, dir
, MAXPATHL
, ",");
2766 swapname
= makeswapname(fname
, ffname
, curbuf
, dir
);
2767 r
= vim_fexists(swapname
);
2770 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2771 if (p_confirm
|| cmdmod
.confirm
)
2773 char_u buff
[IOSIZE
];
2776 _("Swap file \"%s\" exists, overwrite anyway?"),
2778 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2)
2784 eap
->forceit
= TRUE
;
2789 EMSG2(_("E768: Swap file exists: %s (:silent! overrides)"),
2802 * Handle ":wnext", ":wNext" and ":wprevious" commands.
2810 if (eap
->cmd
[1] == 'n')
2811 i
= curwin
->w_arg_idx
+ (int)eap
->line2
;
2813 i
= curwin
->w_arg_idx
- (int)eap
->line2
;
2815 eap
->line2
= curbuf
->b_ml
.ml_line_count
;
2816 if (do_write(eap
) != FAIL
)
2821 * ":wall", ":wqall" and ":xall": Write all changed files (and exit).
2829 int save_forceit
= eap
->forceit
;
2831 if (eap
->cmdidx
== CMD_xall
|| eap
->cmdidx
== CMD_wqall
)
2834 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
2836 if (bufIsChanged(buf
))
2839 * Check if there is a reason the buffer cannot be written:
2840 * 1. if the 'write' option is set
2841 * 2. if there is no file name (even after browsing)
2842 * 3. if the 'readonly' is set (even after a dialog)
2843 * 4. if overwriting is allowed (even after a dialog)
2851 /* ":browse wall": ask for file name if there isn't one */
2852 if (buf
->b_ffname
== NULL
&& cmdmod
.browse
)
2853 browse_save_fname(buf
);
2855 if (buf
->b_ffname
== NULL
)
2857 EMSGN(_("E141: No file name for buffer %ld"), (long)buf
->b_fnum
);
2860 else if (check_readonly(&eap
->forceit
, buf
)
2861 || check_overwrite(eap
, buf
, buf
->b_fname
, buf
->b_ffname
,
2868 if (buf_write_all(buf
, eap
->forceit
) == FAIL
)
2871 /* an autocommand may have deleted the buffer */
2872 if (!buf_valid(buf
))
2876 eap
->forceit
= save_forceit
; /* check_overwrite() may set it */
2882 getout(0); /* exit Vim */
2888 * Check the 'write' option.
2889 * Return TRUE and give a message when it's not st.
2896 EMSG(_("E142: File not written: Writing is disabled by 'write' option"));
2901 * Check if a buffer is read-only. Ask for overruling in a dialog.
2902 * Return TRUE and give an error message when the buffer is readonly.
2905 check_readonly(forceit
, buf
)
2909 if (!*forceit
&& buf
->b_p_ro
)
2911 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2912 if ((p_confirm
|| cmdmod
.confirm
) && buf
->b_fname
!= NULL
)
2914 char_u buff
[IOSIZE
];
2916 dialog_msg(buff
, _("'readonly' option is set for \"%s\".\nDo you wish to write anyway?"),
2919 if (vim_dialog_yesno(VIM_QUESTION
, NULL
, buff
, 2) == VIM_YES
)
2921 /* Set forceit, to force the writing of a readonly file */
2930 EMSG(_(e_readonly
));
2937 * Try to abandon current file and edit a new or existing file.
2938 * 'fnum' is the number of the file, if zero use ffname/sfname.
2940 * Return 1 for "normal" error, 2 for "not written" error, 0 for success
2941 * -1 for succesfully opening another file.
2942 * 'lnum' is the line number for the cursor in the new file (if non-zero).
2945 getfile(fnum
, ffname
, sfname
, setpm
, lnum
, forceit
)
2955 char_u
*free_me
= NULL
;
2960 if (curbuf_locked())
2966 /* make ffname full path, set sfname */
2967 fname_expand(curbuf
, &ffname
, &sfname
);
2968 other
= otherfile(ffname
);
2969 free_me
= ffname
; /* has been allocated, free() later */
2972 other
= (fnum
!= curbuf
->b_fnum
);
2975 ++no_wait_return
; /* don't wait for autowrite message */
2976 if (other
&& !forceit
&& curbuf
->b_nwindows
== 1 && !P_HID(curbuf
)
2977 && curbufIsChanged() && autowrite(curbuf
, forceit
) == FAIL
)
2979 #if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
2980 if (p_confirm
&& p_write
)
2981 dialog_changed(curbuf
, FALSE
);
2982 if (curbufIsChanged())
2987 EMSG(_(e_nowrtmsg
));
2988 retval
= 2; /* file has been changed */
2999 curwin
->w_cursor
.lnum
= lnum
;
3000 check_cursor_lnum();
3001 beginline(BL_SOL
| BL_FIX
);
3002 retval
= 0; /* it's in the same file */
3004 else if (do_ecmd(fnum
, ffname
, sfname
, NULL
, lnum
,
3005 (P_HID(curbuf
) ? ECMD_HIDE
: 0) + (forceit
? ECMD_FORCEIT
: 0)) == OK
)
3006 retval
= -1; /* opened another file */
3008 retval
= 1; /* error encountered */
3016 * start editing a new file
3018 * fnum: file number; if zero use ffname/sfname
3019 * ffname: the file name
3020 * - full path if sfname used,
3021 * - any file name if sfname is NULL
3022 * - empty string to re-edit with the same file name (but may be
3023 * in a different directory)
3024 * - NULL to start an empty buffer
3025 * sfname: the short file name (or NULL)
3026 * eap: contains the command to be executed after loading the file and
3027 * forced 'ff' and 'fenc'
3028 * newlnum: if > 0: put cursor on this line number (if possible)
3029 * if ECMD_LASTL: use last position in loaded file
3030 * if ECMD_LAST: use last position in all files
3031 * if ECMD_ONE: use first line
3033 * ECMD_HIDE: if TRUE don't free the current buffer
3034 * ECMD_SET_HELP: set b_help flag of (new) buffer before opening file
3035 * ECMD_OLDBUF: use existing buffer if it exists
3036 * ECMD_FORCEIT: ! used for Ex command
3037 * ECMD_ADDBUF: don't edit, just add to buffer list
3039 * return FAIL for failure, OK otherwise
3042 do_ecmd(fnum
, ffname
, sfname
, eap
, newlnum
, flags
)
3046 exarg_T
*eap
; /* can be NULL! */
3050 int other_file
; /* TRUE if editing another file */
3051 int oldbuf
; /* TRUE if using existing buffer */
3053 int auto_buf
= FALSE
; /* TRUE if autocommands brought us
3054 into the buffer unexpectedly */
3055 char_u
*new_name
= NULL
;
3056 int did_set_swapcommand
= FALSE
;
3059 #if defined(FEAT_AUTOCMD) || defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
3060 buf_T
*old_curbuf
= curbuf
;
3062 char_u
*free_fname
= NULL
;
3064 char_u
*browse_file
= NULL
;
3069 linenr_T topline
= 0;
3073 #ifdef FEAT_SUN_WORKSHOP
3076 char_u
*command
= NULL
;
3079 command
= eap
->do_ecmd_cmd
;
3083 if (fnum
== curbuf
->b_fnum
) /* file is already being edited */
3084 return OK
; /* nothing to do */
3096 au_has_group((char_u
*)"FileExplorer"))
3098 /* No browsing supported but we do have the file explorer:
3099 * Edit the directory. */
3100 if (ffname
== NULL
|| !mch_isdir(ffname
))
3101 ffname
= (char_u
*)".";
3105 browse_file
= do_browse(0, (char_u
*)_("Edit File"), ffname
,
3106 NULL
, NULL
, NULL
, curbuf
);
3107 if (browse_file
== NULL
)
3109 ffname
= browse_file
;
3113 /* if no short name given, use ffname for short name */
3116 #ifdef USE_FNAME_CASE
3117 # ifdef USE_LONG_FNAME
3121 fname_case(sfname
, 0); /* set correct case for sfname */
3124 #ifdef FEAT_LISTCMDS
3125 if ((flags
& ECMD_ADDBUF
) && (ffname
== NULL
|| *ffname
== NUL
))
3131 /* there is no file name */
3132 else if (*ffname
== NUL
&& curbuf
->b_ffname
== NULL
)
3136 if (*ffname
== NUL
) /* re-edit with same file name */
3138 ffname
= curbuf
->b_ffname
;
3139 sfname
= curbuf
->b_fname
;
3141 free_fname
= fix_fname(ffname
); /* may expand to full path name */
3142 if (free_fname
!= NULL
)
3143 ffname
= free_fname
;
3144 other_file
= otherfile(ffname
);
3145 #ifdef FEAT_SUN_WORKSHOP
3146 if (usingSunWorkShop
&& p_acd
3147 && (cp
= vim_strrchr(sfname
, '/')) != NULL
)
3154 * if the file was changed we may not be allowed to abandon it
3155 * - if we are going to re-edit the same file
3156 * - or if we are the only window on this file and if ECMD_HIDE is FALSE
3158 if ( ((!other_file
&& !(flags
& ECMD_OLDBUF
))
3159 || (curbuf
->b_nwindows
== 1
3160 && !(flags
& (ECMD_HIDE
| ECMD_ADDBUF
))))
3161 && check_changed(curbuf
, p_awa
, !other_file
,
3162 (flags
& ECMD_FORCEIT
), FALSE
))
3164 if (fnum
== 0 && other_file
&& ffname
!= NULL
)
3165 (void)setaltfname(ffname
, sfname
, newlnum
< 0 ? 0 : newlnum
);
3171 * End Visual mode before switching to another buffer, so the text can be
3172 * copied into the GUI selection buffer.
3178 if ((command
!= NULL
|| newlnum
> (linenr_T
)0)
3179 && *get_vim_var_str(VV_SWAPCOMMAND
) == NUL
)
3184 /* Set v:swapcommand for the SwapExists autocommands. */
3185 if (command
!= NULL
)
3186 len
= (int)STRLEN(command
) + 3;
3189 p
= alloc((unsigned)len
);
3192 if (command
!= NULL
)
3193 vim_snprintf((char *)p
, len
, ":%s\r", command
);
3195 vim_snprintf((char *)p
, len
, "%ldG", (long)newlnum
);
3196 set_vim_var_string(VV_SWAPCOMMAND
, p
, -1);
3197 did_set_swapcommand
= TRUE
;
3204 * If we are starting to edit another file, open a (new) buffer.
3205 * Otherwise we re-use the current buffer.
3209 #ifdef FEAT_LISTCMDS
3210 if (!(flags
& ECMD_ADDBUF
))
3213 if (!cmdmod
.keepalt
)
3214 curwin
->w_alt_fnum
= curbuf
->b_fnum
;
3219 buf
= buflist_findnr(fnum
);
3222 #ifdef FEAT_LISTCMDS
3223 if (flags
& ECMD_ADDBUF
)
3225 linenr_T tlnum
= 1L;
3227 if (command
!= NULL
)
3229 tlnum
= atol((char *)command
);
3233 (void)buflist_new(ffname
, sfname
, tlnum
, BLN_LISTED
);
3237 buf
= buflist_new(ffname
, sfname
, 0L,
3238 BLN_CURBUF
| ((flags
& ECMD_SET_HELP
) ? 0 : BLN_LISTED
));
3242 if (buf
->b_ml
.ml_mfp
== NULL
) /* no memfile yet */
3245 buf
->b_nwindows
= 0;
3247 else /* existing memfile */
3250 (void)buf_check_timestamp(buf
, FALSE
);
3251 /* Check if autocommands made buffer invalid or changed the current
3255 || curbuf
!= old_curbuf
3260 if (aborting()) /* autocmds may abort script processing */
3265 /* May jump to last used line number for a loaded buffer or when asked
3267 if ((oldbuf
&& newlnum
== ECMD_LASTL
) || newlnum
== ECMD_LAST
)
3269 pos
= buflist_findfpos(buf
);
3270 newlnum
= pos
->lnum
;
3275 * Make the (new) buffer the one used by the current window.
3276 * If the old buffer becomes unused, free it if ECMD_HIDE is FALSE.
3277 * If the current buffer was empty and has no file name, curbuf
3278 * is returned by buflist_new().
3284 * Be careful: The autocommands may delete any buffer and change
3285 * the current buffer.
3286 * - If the buffer we are going to edit is deleted, give up.
3287 * - If the current buffer is deleted, prefer to load the new
3288 * buffer when loading a buffer is required. This avoids
3289 * loading another buffer which then must be closed again.
3290 * - If we ended up in the new buffer already, need to skip a few
3291 * things, set auto_buf.
3293 if (buf
->b_fname
!= NULL
)
3294 new_name
= vim_strsave(buf
->b_fname
);
3295 au_new_curbuf
= buf
;
3296 apply_autocmds(EVENT_BUFLEAVE
, NULL
, NULL
, FALSE
, curbuf
);
3297 if (!buf_valid(buf
)) /* new buffer has been deleted */
3299 delbuf_msg(new_name
); /* frees new_name */
3303 if (aborting()) /* autocmds may abort script processing */
3309 if (buf
== curbuf
) /* already in new buffer */
3313 if (curbuf
== old_curbuf
)
3315 buf_copy_options(buf
, BCO_ENTER
);
3317 /* close the link to the current buffer */
3319 close_buffer(curwin
, curbuf
,
3320 (flags
& ECMD_HIDE
) ? 0 : DOBUF_UNLOAD
);
3324 if (aborting()) /* autocmds may abort script processing */
3330 /* Be careful again, like above. */
3331 if (!buf_valid(buf
)) /* new buffer has been deleted */
3333 delbuf_msg(new_name
); /* frees new_name */
3336 if (buf
== curbuf
) /* already in new buffer */
3341 curwin
->w_buffer
= buf
;
3343 ++curbuf
->b_nwindows
;
3344 /* set 'fileformat' */
3345 if (*p_ffs
&& !oldbuf
)
3346 set_fileformat(default_fileformat(), OPT_LOCAL
);
3349 /* May get the window options from the last time this buffer
3350 * was in this window (or another window). If not used
3351 * before, reset the local window options to the global
3352 * values. Also restores old folding stuff. */
3358 au_new_curbuf
= NULL
;
3362 ++curbuf
->b_nwindows
;
3364 curwin
->w_pcmark
.lnum
= 1;
3365 curwin
->w_pcmark
.col
= 0;
3367 else /* !other_file */
3370 #ifdef FEAT_LISTCMDS
3371 (flags
& ECMD_ADDBUF
) ||
3373 check_fname() == FAIL
)
3375 oldbuf
= (flags
& ECMD_OLDBUF
);
3378 if ((flags
& ECMD_SET_HELP
) || keep_help_flag
)
3382 curbuf
->b_help
= TRUE
;
3383 #ifdef FEAT_QUICKFIX
3384 set_string_option_direct((char_u
*)"buftype", -1,
3385 (char_u
*)"help", OPT_FREE
|OPT_LOCAL
, 0);
3389 * Always set these options after jumping to a help tag, because the
3390 * user may have an autocommand that gets in the way.
3391 * Accept all ASCII chars for keywords, except ' ', '*', '"', '|', and
3392 * latin1 word characters (for translated help files).
3393 * Only set it when needed, buf_init_chartab() is some work.
3397 (char_u
*)"65-255,^*,^|,^\"";
3399 (char_u
*)"!-~,^*,^|,^\",192-255";
3401 if (STRCMP(curbuf
->b_p_isk
, p
) != 0)
3403 set_string_option_direct((char_u
*)"isk", -1, p
,
3404 OPT_FREE
|OPT_LOCAL
, 0);
3405 check_buf_options(curbuf
);
3406 (void)buf_init_chartab(curbuf
, FALSE
);
3409 curbuf
->b_p_ts
= 8; /* 'tabstop' is 8 */
3410 curwin
->w_p_list
= FALSE
; /* no list mode */
3412 curbuf
->b_p_ma
= FALSE
; /* not modifiable */
3413 curbuf
->b_p_bin
= FALSE
; /* reset 'bin' before reading file */
3414 curwin
->w_p_nu
= 0; /* no line numbers */
3415 #ifdef FEAT_SCROLLBIND
3416 curwin
->w_p_scb
= FALSE
; /* no scroll binding */
3419 curwin
->w_p_arab
= FALSE
; /* no arabic mode */
3421 #ifdef FEAT_RIGHTLEFT
3422 curwin
->w_p_rl
= FALSE
; /* help window is left-to-right */
3425 curwin
->w_p_fen
= FALSE
; /* No folding in the help window */
3428 curwin
->w_p_diff
= FALSE
; /* No 'diff' */
3431 curwin
->w_p_spell
= FALSE
; /* No spell checking */
3437 set_buflisted(FALSE
);
3444 /* Don't make a buffer listed if it's a help buffer. Useful when
3445 * using CTRL-O to go back to a help file. */
3446 if (!curbuf
->b_help
)
3447 set_buflisted(TRUE
);
3451 /* If autocommands change buffers under our fingers, forget about
3452 * editing the file. */
3456 if (aborting()) /* autocmds may abort script processing */
3460 /* Since we are starting to edit a file, consider the filetype to be
3461 * unset. Helps for when an autocommand changes files and expects syntax
3462 * highlighting to work in the other file. */
3463 did_filetype
= FALSE
;
3468 * FALSE FALSE re-edit same file, buffer is re-used
3469 * FALSE TRUE re-edit same file, nothing changes
3470 * TRUE FALSE start editing new file, new buffer
3471 * TRUE TRUE start editing in existing buffer (nothing to do)
3473 if (!other_file
&& !oldbuf
) /* re-use the buffer */
3475 set_last_cursor(curwin
); /* may set b_last_cursor */
3476 if (newlnum
== ECMD_LAST
|| newlnum
== ECMD_LASTL
)
3478 newlnum
= curwin
->w_cursor
.lnum
;
3479 solcol
= curwin
->w_cursor
.col
;
3483 if (buf
->b_fname
!= NULL
)
3484 new_name
= vim_strsave(buf
->b_fname
);
3488 buf_freeall(curbuf
, FALSE
, FALSE
); /* free all things for buffer */
3490 /* If autocommands deleted the buffer we were going to re-edit, give
3491 * up and jump to the end. */
3492 if (!buf_valid(buf
))
3494 delbuf_msg(new_name
); /* frees new_name */
3499 /* If autocommands change buffers under our fingers, forget about
3500 * re-editing the file. Should do the buf_clear_file(), but perhaps
3501 * the autocommands changed the buffer... */
3505 if (aborting()) /* autocmds may abort script processing */
3509 buf_clear_file(curbuf
);
3510 curbuf
->b_op_start
.lnum
= 0; /* clear '[ and '] marks */
3511 curbuf
->b_op_end
.lnum
= 0;
3515 * If we get here we are sure to start editing
3517 /* don't redraw until the cursor is in the right line */
3518 ++RedrawingDisabled
;
3520 /* Assume success now */
3524 * Reset cursor position, could be used by autocommands.
3529 * Check if we are editing the w_arg_idx file in the argument list.
3531 check_arg_idx(curwin
);
3538 * Set cursor and init window before reading the file and executing
3539 * autocommands. This allows for the autocommands to position the
3545 /* It's like all lines in the buffer changed. Need to update
3546 * automatic folding. */
3547 foldUpdateAll(curwin
);
3550 #ifdef FEAT_AUTOCHDIR
3551 if (p_acd
&& curbuf
->b_ffname
!= NULL
3552 && vim_chdirfile(curbuf
->b_ffname
) == OK
)
3553 shorten_fnames(TRUE
);
3556 * Careful: open_buffer() and apply_autocmds() may change the current
3557 * buffer and window.
3559 lnum
= curwin
->w_cursor
.lnum
;
3560 topline
= curwin
->w_topline
;
3561 if (!oldbuf
) /* need to read the file */
3563 #if defined(HAS_SWAP_EXISTS_ACTION)
3564 swap_exists_action
= SEA_DIALOG
;
3566 curbuf
->b_flags
|= BF_CHECK_RO
; /* set/reset 'ro' flag */
3569 * Open the buffer and read the file.
3571 #if defined(FEAT_AUTOCMD) && defined(FEAT_EVAL)
3572 if (should_abort(open_buffer(FALSE
, eap
)))
3575 (void)open_buffer(FALSE
, eap
);
3578 #if defined(HAS_SWAP_EXISTS_ACTION)
3579 if (swap_exists_action
== SEA_QUIT
)
3581 handle_swap_exists(old_curbuf
);
3587 /* Read the modelines, but only to set window-local options. Any
3588 * buffer-local options have already been set and may have been
3589 * changed by the user. */
3590 do_modelines(OPT_WINONLY
);
3592 apply_autocmds_retval(EVENT_BUFENTER
, NULL
, NULL
, FALSE
, curbuf
,
3594 apply_autocmds_retval(EVENT_BUFWINENTER
, NULL
, NULL
, FALSE
, curbuf
,
3597 check_arg_idx(curwin
);
3601 * If autocommands change the cursor position or topline, we should
3604 if (curwin
->w_cursor
.lnum
!= lnum
)
3606 newlnum
= curwin
->w_cursor
.lnum
;
3607 newcol
= curwin
->w_cursor
.col
;
3609 if (curwin
->w_topline
== topline
)
3612 /* Even when cursor didn't move we need to recompute topline. */
3613 changed_line_abv_curs();
3621 /* Tell the diff stuff that this buffer is new and/or needs updating.
3622 * Also needed when re-editing the same buffer, because unloading will
3623 * have removed it as a diff buffer. */
3624 if (curwin
->w_p_diff
)
3626 diff_buf_add(curbuf
);
3627 diff_invalidate(curbuf
);
3631 if (command
== NULL
)
3633 if (newcol
>= 0) /* position set by autocommands */
3635 curwin
->w_cursor
.lnum
= newlnum
;
3636 curwin
->w_cursor
.col
= newcol
;
3639 else if (newlnum
> 0) /* line number from caller or old position */
3641 curwin
->w_cursor
.lnum
= newlnum
;
3642 check_cursor_lnum();
3643 if (solcol
>= 0 && !p_sol
)
3645 /* 'sol' is off: Use last known column. */
3646 curwin
->w_cursor
.col
= solcol
;
3648 #ifdef FEAT_VIRTUALEDIT
3649 curwin
->w_cursor
.coladd
= 0;
3651 curwin
->w_set_curswant
= TRUE
;
3654 beginline(BL_SOL
| BL_FIX
);
3656 else /* no line number, go to last line in Ex mode */
3659 curwin
->w_cursor
.lnum
= curbuf
->b_ml
.ml_line_count
;
3660 beginline(BL_WHITE
| BL_FIX
);
3665 /* Check if cursors in other windows on the same buffer are still valid */
3670 * Did not read the file, need to show some info about the file.
3671 * Do this after setting the cursor.
3679 int msg_scroll_save
= msg_scroll
;
3681 /* Obey the 'O' flag in 'cpoptions': overwrite any previous file
3683 if (shortmess(SHM_OVERALL
) && !exiting
&& p_verbose
== 0)
3685 if (!msg_scroll
) /* wait a bit when overwriting an error msg */
3686 check_for_delay(FALSE
);
3688 msg_scroll
= msg_scroll_save
;
3689 msg_scrolled_ign
= TRUE
;
3691 fileinfo(FALSE
, TRUE
, FALSE
);
3693 msg_scrolled_ign
= FALSE
;
3696 if (command
!= NULL
)
3697 do_cmdline(command
, NULL
, NULL
, DOCMD_VERBOSE
);
3700 if (curbuf
->b_kmap_state
& KEYMAP_INIT
)
3704 --RedrawingDisabled
;
3708 if (topline
== 0 && command
== NULL
)
3709 p_so
= 999; /* force cursor halfway the window */
3711 #ifdef FEAT_SCROLLBIND
3712 curwin
->w_scbind_pos
= curwin
->w_topline
;
3715 redraw_curbuf_later(NOT_VALID
); /* redraw this buffer later */
3719 need_start_insertmode
= TRUE
;
3721 #ifdef FEAT_AUTOCHDIR
3722 /* Change directories when the acd option is set on. */
3723 if (p_acd
&& curbuf
->b_ffname
!= NULL
3724 && vim_chdirfile(curbuf
->b_ffname
) == OK
)
3725 shorten_fnames(TRUE
);
3728 #if defined(FEAT_SUN_WORKSHOP) || defined(FEAT_NETBEANS_INTG)
3729 if (gui
.in_use
&& curbuf
->b_ffname
!= NULL
)
3731 # ifdef FEAT_SUN_WORKSHOP
3732 if (usingSunWorkShop
)
3733 workshop_file_opened((char *)curbuf
->b_ffname
, curbuf
->b_p_ro
);
3735 # ifdef FEAT_NETBEANS_INTG
3736 if (usingNetbeans
& ((flags
& ECMD_SET_HELP
) != ECMD_SET_HELP
))
3737 netbeans_file_opened(curbuf
);
3744 if (did_set_swapcommand
)
3745 set_vim_var_string(VV_SWAPCOMMAND
, NULL
, -1);
3748 vim_free(browse_file
);
3750 vim_free(free_fname
);
3759 EMSG2(_("E143: Autocommands unexpectedly deleted new buffer %s"),
3760 name
== NULL
? (char_u
*)"" : name
);
3762 au_new_curbuf
= NULL
;
3766 static int append_indent
= 0; /* autoindent for first line */
3769 * ":insert" and ":append", also used by ":change"
3776 int did_undo
= FALSE
;
3777 linenr_T lnum
= eap
->line2
;
3781 int empty
= (curbuf
->b_ml
.ml_flags
& ML_EMPTY
);
3783 /* the ! flag toggles autoindent */
3785 curbuf
->b_p_ai
= !curbuf
->b_p_ai
;
3787 /* First autoindent comes from the line we start on */
3788 if (eap
->cmdidx
!= CMD_change
&& curbuf
->b_p_ai
&& lnum
> 0)
3789 append_indent
= get_indent_lnum(lnum
);
3791 if (eap
->cmdidx
!= CMD_append
)
3794 /* when the buffer is empty append to line 0 and delete the dummy line */
3795 if (empty
&& lnum
== 1)
3798 State
= INSERT
; /* behave like in Insert mode */
3799 if (curbuf
->b_p_iminsert
== B_IMODE_LMAP
)
3805 need_wait_return
= FALSE
;
3808 if (append_indent
>= 0)
3810 indent
= append_indent
;
3814 indent
= get_indent_lnum(lnum
);
3816 ex_keep_indent
= FALSE
;
3817 if (eap
->getline
== NULL
)
3819 /* No getline() function, use the lines that follow. This ends
3820 * when there is no more. */
3821 if (eap
->nextcmd
== NULL
|| *eap
->nextcmd
== NUL
)
3823 p
= vim_strchr(eap
->nextcmd
, NL
);
3825 p
= eap
->nextcmd
+ STRLEN(eap
->nextcmd
);
3826 theline
= vim_strnsave(eap
->nextcmd
, (int)(p
- eap
->nextcmd
));
3832 theline
= eap
->getline(
3834 eap
->cstack
->cs_looplevel
> 0 ? -1 :
3836 NUL
, eap
->cookie
, indent
);
3837 lines_left
= Rows
- 1;
3838 if (theline
== NULL
)
3841 /* Using ^ CTRL-D in getexmodeline() makes us repeat the indent. */
3843 append_indent
= indent
;
3845 /* Look for the "." after automatic indent. */
3847 for (p
= theline
; indent
> vcol
; ++p
)
3852 vcol
+= 8 - vcol
% 8;
3856 if ((p
[0] == '.' && p
[1] == NUL
)
3857 || (!did_undo
&& u_save(lnum
, lnum
+ 1 + (empty
? 1 : 0))
3864 /* don't use autoindent if nothing was typed. */
3869 ml_append(lnum
, theline
, (colnr_T
)0, FALSE
);
3870 appended_lines_mark(lnum
, 1L);
3877 ml_delete(2L, FALSE
);
3884 curbuf
->b_p_ai
= !curbuf
->b_p_ai
;
3886 /* "start" is set to eap->line2+1 unless that position is invalid (when
3887 * eap->line2 pointed to the end of the buffer and nothig was appended)
3888 * "end" is set to lnum when something has been appended, otherwise
3889 * it is the same than "start" -- Acevedo */
3890 curbuf
->b_op_start
.lnum
= (eap
->line2
< curbuf
->b_ml
.ml_line_count
) ?
3891 eap
->line2
+ 1 : curbuf
->b_ml
.ml_line_count
;
3892 if (eap
->cmdidx
!= CMD_append
)
3893 --curbuf
->b_op_start
.lnum
;
3894 curbuf
->b_op_end
.lnum
= (eap
->line2
< lnum
)
3895 ? lnum
: curbuf
->b_op_start
.lnum
;
3896 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
3897 curwin
->w_cursor
.lnum
= lnum
;
3898 check_cursor_lnum();
3899 beginline(BL_SOL
| BL_FIX
);
3901 need_wait_return
= FALSE
; /* don't use wait_return() now */
3902 ex_no_reprint
= TRUE
;
3914 if (eap
->line2
>= eap
->line1
3915 && u_save(eap
->line1
- 1, eap
->line2
+ 1) == FAIL
)
3918 /* the ! flag toggles autoindent */
3919 if (eap
->forceit
? !curbuf
->b_p_ai
: curbuf
->b_p_ai
)
3920 append_indent
= get_indent_lnum(eap
->line1
);
3922 for (lnum
= eap
->line2
; lnum
>= eap
->line1
; --lnum
)
3924 if (curbuf
->b_ml
.ml_flags
& ML_EMPTY
) /* nothing to delete */
3926 ml_delete(eap
->line1
, FALSE
);
3928 deleted_lines_mark(eap
->line1
, (long)(eap
->line2
- lnum
));
3930 /* ":append" on the line above the deleted lines. */
3931 eap
->line2
= eap
->line1
;
3943 linenr_T start
, end
, curs
, i
;
3945 linenr_T lnum
= eap
->line2
;
3947 /* Vi compatible: ":z!" uses display height, without a count uses
3950 bigness
= curwin
->w_height
;
3951 else if (firstwin
== lastwin
)
3952 bigness
= curwin
->w_p_scr
* 2;
3954 bigness
= curwin
->w_height
- 3;
3960 if (*kind
== '-' || *kind
== '+' || *kind
== '='
3961 || *kind
== '^' || *kind
== '.')
3963 while (*x
== '-' || *x
== '+')
3968 if (!VIM_ISDIGIT(*x
))
3970 EMSG(_("E144: non-numeric argument to :z"));
3975 bigness
= atoi((char *)x
);
3982 /* the number of '-' and '+' multiplies the distance */
3983 if (*kind
== '-' || *kind
== '+')
3984 for (x
= kind
+ 1; *x
== *kind
; ++x
)
3990 start
= lnum
- bigness
* (linenr_T
)(x
- kind
);
3991 end
= start
+ bigness
;
3996 start
= lnum
- (bigness
+ 1) / 2 + 1;
3997 end
= lnum
+ (bigness
+ 1) / 2 - 1;
4003 start
= lnum
- bigness
* 2;
4004 end
= lnum
- bigness
;
4005 curs
= lnum
- bigness
;
4009 start
= lnum
- (bigness
+ 1) / 2 + 1;
4010 end
= lnum
+ (bigness
+ 1) / 2 - 1;
4017 start
+= bigness
* (linenr_T
)(x
- kind
- 1) + 1;
4018 else if (eap
->addr_count
== 0)
4020 end
= start
+ bigness
- 1;
4028 if (end
> curbuf
->b_ml
.ml_line_count
)
4029 end
= curbuf
->b_ml
.ml_line_count
;
4031 if (curs
> curbuf
->b_ml
.ml_line_count
)
4032 curs
= curbuf
->b_ml
.ml_line_count
;
4034 for (i
= start
; i
<= end
; i
++)
4036 if (minus
&& i
== lnum
)
4040 for (j
= 1; j
< Columns
; j
++)
4044 print_line(i
, eap
->flags
& EXFLAG_NR
, eap
->flags
& EXFLAG_LIST
);
4046 if (minus
&& i
== lnum
)
4050 for (j
= 1; j
< Columns
; j
++)
4055 curwin
->w_cursor
.lnum
= curs
;
4056 ex_no_reprint
= TRUE
;
4060 * Check if the restricted flag is set.
4061 * If so, give an error message and return TRUE.
4062 * Otherwise, return FALSE.
4069 EMSG(_("E145: Shell commands not allowed in rvim"));
4076 * Check if the secure flag is set (.exrc or .vimrc in current directory).
4077 * If so, give an error message and return TRUE.
4078 * Otherwise, return FALSE.
4091 * In the sandbox more things are not allowed, including the things
4092 * disallowed in secure mode.
4103 static char_u
*old_sub
= NULL
; /* previous substitute pattern */
4104 static int global_need_beginline
; /* call beginline() after ":g" */
4108 * Perform a substitution from line eap->line1 to line eap->line2 using the
4109 * command pointed to by eap->arg which should be of the form:
4111 * /pattern/substitution/{flags}
4113 * The usual escapes are supported as described in the regexp docs.
4121 regmmatch_T regmatch
;
4122 static int do_all
= FALSE
; /* do multiple substitutions per line */
4123 static int do_ask
= FALSE
; /* ask for confirmation */
4124 static int do_count
= FALSE
; /* count only */
4125 static int do_error
= TRUE
; /* if false, ignore errors */
4126 static int do_print
= FALSE
; /* print last line with subs. */
4127 static int do_list
= FALSE
; /* list last line with subs. */
4128 static int do_number
= FALSE
; /* list last line with line nr*/
4129 static int do_ic
= 0; /* ignore case flag */
4130 char_u
*pat
= NULL
, *sub
= NULL
; /* init for GCC */
4133 int got_quit
= FALSE
;
4134 int got_match
= FALSE
;
4139 linenr_T first_line
= 0; /* first changed line */
4140 linenr_T last_line
= 0; /* below last changed line AFTER the
4142 linenr_T old_line_count
= curbuf
->b_ml
.ml_line_count
;
4144 long nmatch
; /* number of lines in match */
4145 linenr_T sub_firstlnum
; /* nr of first sub line */
4146 char_u
*sub_firstline
; /* allocated copy of first sub line */
4147 int endcolumn
= FALSE
; /* cursor in last column when done */
4148 pos_T old_cursor
= curwin
->w_cursor
;
4157 #ifdef FEAT_FKMAP /* reverse the flow of the Farsi characters */
4158 if (p_altkeymap
&& curwin
->w_p_rl
)
4162 if (eap
->cmdidx
== CMD_tilde
)
4163 which_pat
= RE_LAST
; /* use last used regexp */
4165 which_pat
= RE_SUBST
; /* use last substitute regexp */
4167 /* new pattern and substitution */
4168 if (eap
->cmd
[0] == 's' && *cmd
!= NUL
&& !vim_iswhite(*cmd
)
4169 && vim_strchr((char_u
*)"0123456789cegriIp|\"", *cmd
) == NULL
)
4171 /* don't accept alphanumeric for separator */
4174 EMSG(_("E146: Regular expressions can't be delimited by letters"));
4178 * undocumented vi feature:
4179 * "\/sub/" and "\?sub?" use last used search pattern (almost like
4180 * //sub/r). "\&sub&" use last substitute pattern (like //sub/).
4185 if (vim_strchr((char_u
*)"/?&", *cmd
) == NULL
)
4187 EMSG(_(e_backslash
));
4191 which_pat
= RE_SEARCH
; /* use last '/' pattern */
4192 pat
= (char_u
*)""; /* empty search pattern */
4193 delimiter
= *cmd
++; /* remember delimiter character */
4195 else /* find the end of the regexp */
4197 which_pat
= RE_LAST
; /* use last used regexp */
4198 delimiter
= *cmd
++; /* remember delimiter character */
4199 pat
= cmd
; /* remember start of search pat */
4200 cmd
= skip_regexp(cmd
, delimiter
, p_magic
, &eap
->arg
);
4201 if (cmd
[0] == delimiter
) /* end delimiter found */
4202 *cmd
++ = NUL
; /* replace it with a NUL */
4206 * Small incompatibility: vi sees '\n' as end of the command, but in
4207 * Vim we want to use '\n' to find/substitute a NUL.
4209 sub
= cmd
; /* remember the start of the substitution */
4213 if (cmd
[0] == delimiter
) /* end delimiter found */
4215 *cmd
++ = NUL
; /* replace it with a NUL */
4218 if (cmd
[0] == '\\' && cmd
[1] != 0) /* skip escaped characters */
4225 /* In POSIX vi ":s/pat/%/" uses the previous subst. string. */
4226 if (STRCMP(sub
, "%") == 0
4227 && vim_strchr(p_cpo
, CPO_SUBPERCENT
) != NULL
)
4229 if (old_sub
== NULL
) /* there is no previous command */
4231 EMSG(_(e_nopresub
));
4239 old_sub
= vim_strsave(sub
);
4243 else if (!eap
->skip
) /* use previous pattern and substitution */
4245 if (old_sub
== NULL
) /* there is no previous command */
4247 EMSG(_(e_nopresub
));
4250 pat
= NULL
; /* search_regcomp() will use previous pattern */
4253 /* Vi compatibility quirk: repeating with ":s" keeps the cursor in the
4254 * last column after using "$". */
4255 endcolumn
= (curwin
->w_curswant
== MAXCOL
);
4259 * Find trailing options. When '&' is used, keep old options.
4267 if (p_gd
) /* default is global on */
4281 * Note that 'g' and 'c' are always inverted, also when p_ed is off.
4282 * 'r' is never inverted.
4286 else if (*cmd
== 'c')
4288 else if (*cmd
== 'n')
4290 else if (*cmd
== 'e')
4291 do_error
= !do_error
;
4292 else if (*cmd
== 'r') /* use last used regexp */
4293 which_pat
= RE_LAST
;
4294 else if (*cmd
== 'p')
4296 else if (*cmd
== '#')
4301 else if (*cmd
== 'l')
4306 else if (*cmd
== 'i') /* ignore case */
4308 else if (*cmd
== 'I') /* don't ignore case */
4318 * check for a trailing count
4320 cmd
= skipwhite(cmd
);
4321 if (VIM_ISDIGIT(*cmd
))
4323 i
= getdigits(&cmd
);
4324 if (i
<= 0 && !eap
->skip
&& do_error
)
4326 EMSG(_(e_zerocount
));
4329 eap
->line1
= eap
->line2
;
4330 eap
->line2
+= i
- 1;
4331 if (eap
->line2
> curbuf
->b_ml
.ml_line_count
)
4332 eap
->line2
= curbuf
->b_ml
.ml_line_count
;
4336 * check for trailing command or garbage
4338 cmd
= skipwhite(cmd
);
4339 if (*cmd
&& *cmd
!= '"') /* if not end-of-line or comment */
4341 eap
->nextcmd
= check_nextcmd(cmd
);
4342 if (eap
->nextcmd
== NULL
)
4344 EMSG(_(e_trailing
));
4349 if (eap
->skip
) /* not executing commands, only parsing */
4352 if (!do_count
&& !curbuf
->b_p_ma
)
4354 /* Substitution is not allowed in non-'modifiable' buffer */
4355 EMSG(_(e_modifiable
));
4359 if (search_regcomp(pat
, RE_SUBST
, which_pat
, SEARCH_HIS
, ®match
) == FAIL
)
4366 /* the 'i' or 'I' flag overrules 'ignorecase' and 'smartcase' */
4368 regmatch
.rmm_ic
= TRUE
;
4369 else if (do_ic
== 'I')
4370 regmatch
.rmm_ic
= FALSE
;
4372 sub_firstline
= NULL
;
4375 * ~ in the substitute pattern is replaced with the old pattern.
4376 * We do it here once to avoid it to be replaced over and over again.
4377 * But don't do it when it starts with "\=", then it's an expression.
4379 if (!(sub
[0] == '\\' && sub
[1] == '='))
4380 sub
= regtilde(sub
, p_magic
);
4383 * Check for a match on each line.
4386 for (lnum
= eap
->line1
; lnum
<= line2
&& !(got_quit
4387 #if defined(FEAT_EVAL) && defined(FEAT_AUTOCMD)
4392 sub_firstlnum
= lnum
;
4393 nmatch
= vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0);
4398 colnr_T prev_matchcol
= MAXCOL
;
4399 char_u
*new_end
, *new_start
= NULL
;
4400 unsigned new_start_len
= 0;
4402 int did_sub
= FALSE
;
4404 unsigned len
, needed_len
;
4405 long nmatch_tl
= 0; /* nr of lines matched below lnum */
4406 int do_again
; /* do it again after joining lines */
4407 int skip_match
= FALSE
;
4410 * The new text is build up step by step, to avoid too much
4411 * copying. There are these pieces:
4412 * sub_firstline The old text, unmodifed.
4413 * copycol Column in the old text where we started
4414 * looking for a match; from here old text still
4415 * needs to be copied to the new text.
4416 * matchcol Column number of the old text where to look
4417 * for the next match. It's just after the
4418 * previous match or one further.
4419 * prev_matchcol Column just after the previous match (if any).
4420 * Mostly equal to matchcol, except for the first
4421 * match and after skipping an empty match.
4422 * regmatch.*pos Where the pattern matched in the old text.
4423 * new_start The new text, all that has been produced so
4425 * new_end The new text, where to append new text.
4427 * lnum The line number where we were looking for the
4428 * first match in the old line.
4429 * sub_firstlnum The line number in the buffer where to look
4430 * for a match. Can be different from "lnum"
4431 * when the pattern or substitute string contains
4434 * Special situations:
4435 * - When the substitute string contains a line break, the part up
4436 * to the line break is inserted in the text, but the copy of
4437 * the original line is kept. "sub_firstlnum" is adjusted for
4438 * the inserted lines.
4439 * - When the matched pattern contains a line break, the old line
4440 * is taken from the line at the end of the pattern. The lines
4441 * in the match are deleted later, "sub_firstlnum" is adjusted
4444 * The new text is built up in new_start[]. It has some extra
4445 * room to avoid using alloc()/free() too often. new_start_len is
4446 * the lenght of the allocated memory at new_start.
4448 * Make a copy of the old line, so it won't be taken away when
4449 * updating the screen or handling a multi-line match. The "old_"
4450 * pointers point into this copy.
4452 sub_firstline
= vim_strsave(ml_get(sub_firstlnum
));
4453 if (sub_firstline
== NULL
)
4455 vim_free(new_start
);
4461 /* At first match, remember current cursor position. */
4469 * Loop until nothing more to replace in this line.
4470 * 1. Handle match with empty string.
4471 * 2. If do_ask is set, ask for confirmation.
4472 * 3. substitute the string.
4473 * 4. if do_all is set, find next match
4474 * 5. break if there isn't another match in this line
4478 /* Save the line number of the last change for the final
4479 * cursor position (just like Vi). */
4480 curwin
->w_cursor
.lnum
= lnum
;
4484 * 1. Match empty string does not count, except for first
4485 * match. This reproduces the strange vi behaviour.
4486 * This also catches endless loops.
4488 if (matchcol
== prev_matchcol
4489 && regmatch
.endpos
[0].lnum
== 0
4490 && matchcol
== regmatch
.endpos
[0].col
)
4492 if (sub_firstline
[matchcol
] == NUL
)
4493 /* We already were at the end of the line. Don't look
4494 * for a match in this line again. */
4497 ++matchcol
; /* search for a match at next column */
4501 /* Normally we continue searching for a match just after the
4502 * previous match. */
4503 matchcol
= regmatch
.endpos
[0].col
;
4504 prev_matchcol
= matchcol
;
4507 * 2. If do_count is set only increase the counter.
4508 * If do_ask is set, ask for confirmation.
4512 /* For a multi-line match, put matchcol at the NUL at
4513 * the end of the line and set nmatch to one, so that
4514 * we continue looking for a match on the next line.
4515 * Avoids that ":s/\nB\@=//gc" get stuck. */
4518 matchcol
= (colnr_T
)STRLEN(sub_firstline
);
4528 /* change State to CONFIRM, so that the mouse works
4533 setmouse(); /* disable mouse in xterm */
4535 curwin
->w_cursor
.col
= regmatch
.startpos
[0].col
;
4537 /* When 'cpoptions' contains "u" don't sync undo when
4538 * asking for confirmation. */
4539 if (vim_strchr(p_cpo
, CPO_UNDO
) != NULL
)
4543 * Loop until 'y', 'n', 'q', CTRL-E or CTRL-Y typed.
4552 print_line_no_prefix(lnum
, FALSE
, FALSE
);
4554 getvcol(curwin
, &curwin
->w_cursor
, &sc
, NULL
, NULL
);
4555 curwin
->w_cursor
.col
= regmatch
.endpos
[0].col
- 1;
4556 getvcol(curwin
, &curwin
->w_cursor
, NULL
, NULL
, &ec
);
4558 for (i
= 0; i
< (long)sc
; ++i
)
4560 for ( ; i
<= (long)ec
; ++i
)
4563 resp
= getexmodeline('?', NULL
, 0);
4573 int save_p_fen
= curwin
->w_p_fen
;
4575 curwin
->w_p_fen
= FALSE
;
4577 /* Invert the matched string.
4578 * Remove the inversion afterwards. */
4579 temp
= RedrawingDisabled
;
4580 RedrawingDisabled
= 0;
4582 search_match_lines
= regmatch
.endpos
[0].lnum
;
4583 search_match_endcol
= regmatch
.endpos
[0].col
;
4584 highlight_match
= TRUE
;
4588 update_screen(SOME_VALID
);
4589 highlight_match
= FALSE
;
4590 redraw_later(SOME_VALID
);
4593 curwin
->w_p_fen
= save_p_fen
;
4595 if (msg_row
== Rows
- 1)
4596 msg_didout
= FALSE
; /* avoid a scroll-up */
4599 msg_scroll
= 0; /* truncate msg when
4602 /* write message same highlighting as for
4604 smsg_attr(hl_attr(HLF_R
),
4605 (char_u
*)_("replace with %s (y/n/a/q/l/^E/^Y)?"), sub
);
4606 msg_no_more
= FALSE
;
4609 windgoto(msg_row
, msg_col
);
4610 RedrawingDisabled
= temp
;
4612 #ifdef USE_ON_FLY_SCROLL
4613 dont_scroll
= FALSE
; /* allow scrolling here */
4615 ++no_mapping
; /* don't map this key */
4616 ++allow_keys
; /* allow special keys */
4621 /* clear the question */
4622 msg_didout
= FALSE
; /* don't scroll up */
4627 need_wait_return
= FALSE
; /* no hit-return prompt */
4628 if (i
== 'q' || i
== ESC
|| i
== Ctrl_C
4643 /* last: replace and then stop */
4653 #ifdef FEAT_INS_EXPAND
4656 else if (i
== Ctrl_Y
)
4664 if (vim_strchr(p_cpo
, CPO_UNDO
) != NULL
)
4669 /* For a multi-line match, put matchcol at the NUL at
4670 * the end of the line and set nmatch to one, so that
4671 * we continue looking for a match on the next line.
4672 * Avoids that ":s/\nB\@=//gc" get stuck. */
4675 matchcol
= (colnr_T
)STRLEN(sub_firstline
);
4684 /* Move the cursor to the start of the match, so that we can
4685 * use "\=col("."). */
4686 curwin
->w_cursor
.col
= regmatch
.startpos
[0].col
;
4689 * 3. substitute the string.
4691 /* get length of substitution part */
4692 sublen
= vim_regsub_multi(®match
, sub_firstlnum
,
4693 sub
, sub_firstline
, FALSE
, p_magic
, TRUE
);
4695 /* When the match included the "$" of the last line it may
4696 * go beyond the last line of the buffer. */
4697 if (nmatch
> curbuf
->b_ml
.ml_line_count
- sub_firstlnum
+ 1)
4699 nmatch
= curbuf
->b_ml
.ml_line_count
- sub_firstlnum
+ 1;
4704 * - result so far in new_start (not for first sub in line)
4705 * - original text up to match
4706 * - length of substituted part
4707 * - original text after match
4713 p1
= ml_get(sub_firstlnum
+ nmatch
- 1);
4714 nmatch_tl
+= nmatch
- 1;
4716 i
= regmatch
.startpos
[0].col
- copycol
;
4717 needed_len
= i
+ ((unsigned)STRLEN(p1
) - regmatch
.endpos
[0].col
)
4719 if (new_start
== NULL
)
4722 * Get some space for a temporary buffer to do the
4723 * substitution into (and some extra space to avoid
4724 * too many calls to alloc()/free()).
4726 new_start_len
= needed_len
+ 50;
4727 if ((new_start
= alloc_check(new_start_len
)) == NULL
)
4730 new_end
= new_start
;
4735 * Check if the temporary buffer is long enough to do the
4736 * substitution into. If not, make it larger (with a bit
4737 * extra to avoid too many calls to alloc()/free()).
4739 len
= (unsigned)STRLEN(new_start
);
4741 if (needed_len
> new_start_len
)
4743 new_start_len
= needed_len
+ 50;
4744 if ((p1
= alloc_check(new_start_len
)) == NULL
)
4746 vim_free(new_start
);
4749 mch_memmove(p1
, new_start
, (size_t)(len
+ 1));
4750 vim_free(new_start
);
4753 new_end
= new_start
+ len
;
4757 * copy the text up to the part that matched
4759 mch_memmove(new_end
, sub_firstline
+ copycol
, (size_t)i
);
4762 (void)vim_regsub_multi(®match
, sub_firstlnum
,
4763 sub
, new_end
, TRUE
, p_magic
, TRUE
);
4767 /* Move the cursor to the start of the line, to avoid that it
4768 * is beyond the end of the line after the substitution. */
4769 curwin
->w_cursor
.col
= 0;
4771 /* For a multi-line match, make a copy of the last matched
4772 * line and continue in that one. */
4775 sub_firstlnum
+= nmatch
- 1;
4776 vim_free(sub_firstline
);
4777 sub_firstline
= vim_strsave(ml_get(sub_firstlnum
));
4778 /* When going beyond the last line, stop substituting. */
4779 if (sub_firstlnum
<= line2
)
4785 /* Remember next character to be copied. */
4786 copycol
= regmatch
.endpos
[0].col
;
4790 /* Already hit end of the buffer, sub_firstlnum is one
4791 * less than what it ought to be. */
4792 vim_free(sub_firstline
);
4793 sub_firstline
= vim_strsave((char_u
*)"");
4798 * Now the trick is to replace CTRL-M chars with a real line
4799 * break. This would make it impossible to insert a CTRL-M in
4800 * the text. The line break can be avoided by preceding the
4801 * CTRL-M with a backslash. To be able to insert a backslash,
4802 * they must be doubled in the string and are halved here.
4803 * That is Vi compatible.
4805 for (p1
= new_end
; *p1
; ++p1
)
4807 if (p1
[0] == '\\' && p1
[1] != NUL
) /* remove backslash */
4808 mch_memmove(p1
, p1
+ 1, STRLEN(p1
));
4809 else if (*p1
== CAR
)
4811 if (u_inssub(lnum
) == OK
) /* prepare for undo */
4813 *p1
= NUL
; /* truncate up to the CR */
4814 ml_append(lnum
- 1, new_start
,
4815 (colnr_T
)(p1
- new_start
+ 1), FALSE
);
4816 mark_adjust(lnum
+ 1, (linenr_T
)MAXLNUM
, 1L, 0L);
4818 appended_lines(lnum
- 1, 1L);
4821 if (first_line
== 0)
4823 last_line
= lnum
+ 1;
4825 /* All line numbers increase. */
4829 /* move the cursor to the new line, like Vi */
4830 ++curwin
->w_cursor
.lnum
;
4831 STRCPY(new_start
, p1
+ 1); /* copy the rest */
4837 p1
+= (*mb_ptr2len
)(p1
) - 1;
4842 * 4. If do_all is set, find next match.
4843 * Prevent endless loop with patterns that match empty
4844 * strings, e.g. :s/$/pat/g or :s/[a-z]* /(&)/g.
4845 * But ":s/\n/#/" is OK.
4848 /* We already know that we did the last subst when we are at
4849 * the end of the line, except that a pattern like
4850 * "bar\|\nfoo" may match at the NUL. */
4851 lastone
= (skip_match
4854 || !(do_all
|| do_again
)
4855 || (sub_firstline
[matchcol
] == NUL
&& nmatch
<= 1
4856 && !re_multiline(regmatch
.regprog
)));
4860 * Replace the line in the buffer when needed. This is
4861 * skipped when there are more matches.
4862 * The check for nmatch_tl is needed for when multi-line
4863 * matching must replace the lines before trying to do another
4864 * match, otherwise "\@<=" won't work.
4865 * When asking the user we like to show the already replaced
4866 * text, but don't do it when "\<@=" or "\<@!" is used, it
4867 * changes what matches.
4870 || (do_ask
&& !re_lookbehind(regmatch
.regprog
))
4872 || (nmatch
= vim_regexec_multi(®match
, curwin
,
4873 curbuf
, sub_firstlnum
, matchcol
)) == 0)
4875 if (new_start
!= NULL
)
4878 * Copy the rest of the line, that didn't match.
4879 * "matchcol" has to be adjusted, we use the end of
4880 * the line as reference, because the substitute may
4881 * have changed the number of characters. Same for
4884 STRCAT(new_start
, sub_firstline
+ copycol
);
4885 matchcol
= (colnr_T
)STRLEN(sub_firstline
) - matchcol
;
4886 prev_matchcol
= (colnr_T
)STRLEN(sub_firstline
)
4889 if (u_savesub(lnum
) != OK
)
4891 ml_replace(lnum
, new_start
, TRUE
);
4896 * Matched lines have now been substituted and are
4897 * useless, delete them. The part after the match
4898 * has been appended to new_start, we don't need
4902 if (u_savedel(lnum
, nmatch_tl
) != OK
)
4904 for (i
= 0; i
< nmatch_tl
; ++i
)
4905 ml_delete(lnum
, (int)FALSE
);
4906 mark_adjust(lnum
, lnum
+ nmatch_tl
- 1,
4907 (long)MAXLNUM
, -nmatch_tl
);
4909 deleted_lines(lnum
, nmatch_tl
);
4911 line2
-= nmatch_tl
; /* nr of lines decreases */
4915 /* When asking, undo is saved each time, must also set
4916 * changed flag each time. */
4918 changed_bytes(lnum
, 0);
4921 if (first_line
== 0)
4923 last_line
= lnum
+ 1;
4926 sub_firstlnum
= lnum
;
4927 vim_free(sub_firstline
); /* free the temp buffer */
4928 sub_firstline
= new_start
;
4930 matchcol
= (colnr_T
)STRLEN(sub_firstline
) - matchcol
;
4931 prev_matchcol
= (colnr_T
)STRLEN(sub_firstline
)
4935 if (nmatch
== -1 && !lastone
)
4936 nmatch
= vim_regexec_multi(®match
, curwin
, curbuf
,
4937 sub_firstlnum
, matchcol
);
4940 * 5. break if there isn't another match in this line
4951 vim_free(sub_firstline
); /* free the copy of the original line */
4952 sub_firstline
= NULL
;
4958 if (first_line
!= 0)
4960 /* Need to subtract the number of added lines from "last_line" to get
4961 * the line number before the change (same as adding the number of
4962 * deleted lines). */
4963 i
= curbuf
->b_ml
.ml_line_count
- old_line_count
;
4964 changed_lines(first_line
, 0, last_line
- i
, i
);
4968 vim_free(sub_firstline
); /* may have to free allocated copy of the line */
4970 /* ":s/pat//n" doesn't move the cursor */
4972 curwin
->w_cursor
= old_cursor
;
4976 /* Set the '[ and '] marks. */
4977 curbuf
->b_op_start
.lnum
= eap
->line1
;
4978 curbuf
->b_op_end
.lnum
= line2
;
4979 curbuf
->b_op_start
.col
= curbuf
->b_op_end
.col
= 0;
4984 coladvance((colnr_T
)MAXCOL
);
4986 beginline(BL_WHITE
| BL_FIX
);
4987 if (!do_sub_msg(do_count
) && do_ask
)
4991 global_need_beginline
= TRUE
;
4993 print_line(curwin
->w_cursor
.lnum
, do_number
, do_list
);
4995 else if (!global_busy
)
4997 if (got_int
) /* interrupted */
4999 else if (got_match
) /* did find something but nothing substituted */
5001 else if (do_error
) /* nothing found */
5002 EMSG2(_(e_patnotf2
), get_search_pat());
5005 vim_free(regmatch
.regprog
);
5009 * Give message for number of substitutions.
5010 * Can also be used after a ":global" command.
5011 * Return TRUE if a message was given.
5014 do_sub_msg(count_only
)
5015 int count_only
; /* used 'n' flag for ":s" */
5020 * Only report substitutions when:
5021 * - more than 'report' substitutions
5022 * - command was typed by user, or number of changed lines > 'report'
5023 * - giving messages is not disabled by 'lazyredraw'
5025 if (((sub_nsubs
> p_report
&& (KeyTyped
|| sub_nlines
> 1 || p_report
< 1))
5031 STRCPY(msg_buf
, _("(Interrupted) "));
5032 len
= (int)STRLEN(msg_buf
);
5035 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5036 "%s", count_only
? _("1 match") : _("1 substitution"));
5038 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5039 count_only
? _("%ld matches") : _("%ld substitutions"),
5041 len
= (int)STRLEN(msg_buf
);
5042 if (sub_nlines
== 1)
5043 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5044 "%s", _(" on 1 line"));
5046 vim_snprintf((char *)msg_buf
+ len
, sizeof(msg_buf
) - len
,
5047 _(" on %ld lines"), (long)sub_nlines
);
5049 /* save message to display it after redraw */
5050 set_keep_msg(msg_buf
, 0);
5062 * Execute a global command of the form:
5064 * g/pattern/X : execute X on all lines where pattern matches
5065 * v/pattern/X : execute X on all lines where pattern does not match
5067 * where 'X' is an EX command
5069 * The command character (as well as the trailing slash) is optional, and
5070 * is assumed to be 'p' if missing.
5072 * This is implemented in two passes: first we scan the file for the pattern and
5073 * set a mark for each line that (not) matches. secondly we execute the command
5074 * for each line that has a mark. This is required because after deleting
5075 * lines we do not know where to search for the next match.
5081 linenr_T lnum
; /* line number according to old situation */
5083 int type
; /* first char of cmd: 'v' or 'g' */
5084 char_u
*cmd
; /* command argument */
5086 char_u delim
; /* delimiter, normally '/' */
5088 regmmatch_T regmatch
;
5094 EMSG(_("E147: Cannot do :global recursive")); /* will increment global_busy */
5098 if (eap
->forceit
) /* ":global!" is like ":vglobal" */
5103 which_pat
= RE_LAST
; /* default: use last used regexp */
5108 * undocumented vi feature:
5109 * "\/" and "\?": use previous search pattern.
5110 * "\&": use previous substitute pattern.
5115 if (vim_strchr((char_u
*)"/?&", *cmd
) == NULL
)
5117 EMSG(_(e_backslash
));
5121 which_pat
= RE_SUBST
; /* use previous substitute pattern */
5123 which_pat
= RE_SEARCH
; /* use previous search pattern */
5127 else if (*cmd
== NUL
)
5129 EMSG(_("E148: Regular expression missing from global"));
5134 delim
= *cmd
; /* get the delimiter */
5136 ++cmd
; /* skip delimiter if there is one */
5137 pat
= cmd
; /* remember start of pattern */
5138 cmd
= skip_regexp(cmd
, delim
, p_magic
, &eap
->arg
);
5139 if (cmd
[0] == delim
) /* end delimiter found */
5140 *cmd
++ = NUL
; /* replace it with a NUL */
5143 #ifdef FEAT_FKMAP /* when in Farsi mode, reverse the character flow */
5144 if (p_altkeymap
&& curwin
->w_p_rl
)
5148 if (search_regcomp(pat
, RE_BOTH
, which_pat
, SEARCH_HIS
, ®match
) == FAIL
)
5155 * pass 1: set marks for each (not) matching line
5157 for (lnum
= eap
->line1
; lnum
<= eap
->line2
&& !got_int
; ++lnum
)
5159 /* a match on this line? */
5160 match
= vim_regexec_multi(®match
, curwin
, curbuf
, lnum
, (colnr_T
)0);
5161 if ((type
== 'g' && match
) || (type
== 'v' && !match
))
5170 * pass 2: execute the command for each line that has been marked
5174 else if (ndone
== 0)
5177 smsg((char_u
*)_("Pattern found in every line: %s"), pat
);
5179 smsg((char_u
*)_(e_patnotf2
), pat
);
5184 ml_clearmarked(); /* clear rest of the marks */
5185 vim_free(regmatch
.regprog
);
5189 * Execute "cmd" on lines marked with ml_setmarked().
5195 linenr_T old_lcount
; /* b_ml.ml_line_count before the command */
5196 linenr_T lnum
; /* line number according to old situation */
5199 * Set current position only once for a global command.
5200 * If global_busy is set, setpcmark() will not do anything.
5201 * If there is an error, global_busy will be incremented.
5205 /* When the command writes a message, don't overwrite the command. */
5208 global_need_beginline
= FALSE
;
5210 old_lcount
= curbuf
->b_ml
.ml_line_count
;
5211 while (!got_int
&& (lnum
= ml_firstmarked()) != 0 && global_busy
== 1)
5213 curwin
->w_cursor
.lnum
= lnum
;
5214 curwin
->w_cursor
.col
= 0;
5215 if (*cmd
== NUL
|| *cmd
== '\n')
5216 do_cmdline((char_u
*)"p", NULL
, NULL
, DOCMD_NOWAIT
);
5218 do_cmdline(cmd
, NULL
, NULL
, DOCMD_NOWAIT
);
5223 if (global_need_beginline
)
5224 beginline(BL_WHITE
| BL_FIX
);
5226 check_cursor(); /* cursor may be beyond the end of the line */
5228 /* the cursor may not have moved in the text but a change in a previous
5229 * line may move it on the screen */
5230 changed_line_abv_curs();
5232 /* If it looks like no message was written, allow overwriting the
5233 * command with the report for number of changes. */
5234 if (msg_col
== 0 && msg_scrolled
== 0)
5237 /* If subsitutes done, report number of substitues, otherwise report
5238 * number of extra or deleted lines. */
5239 if (!do_sub_msg(FALSE
))
5240 msgmore(curbuf
->b_ml
.ml_line_count
- old_lcount
);
5245 read_viminfo_sub_string(virp
, force
)
5249 if (old_sub
!= NULL
&& force
)
5251 if (force
|| old_sub
== NULL
)
5252 old_sub
= viminfo_readstring(virp
, 1, TRUE
);
5253 return viminfo_readline(virp
);
5257 write_viminfo_sub_string(fp
)
5260 if (get_viminfo_parameter('/') != 0 && old_sub
!= NULL
)
5262 fprintf(fp
, _("\n# Last Substitute String:\n$"));
5263 viminfo_writestring(fp
, old_sub
);
5266 #endif /* FEAT_VIMINFO */
5268 #if defined(EXITFREE) || defined(PROTO)
5276 #if (defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)) || defined(PROTO)
5278 * Set up for a tagpreview.
5279 * Return TRUE when it was created.
5282 prepare_tagpreview(undo_sync
)
5283 int undo_sync
; /* sync undo when leaving the window */
5288 need_mouse_correct
= TRUE
;
5292 * If there is already a preview window open, use that one.
5294 if (!curwin
->w_p_pvw
)
5296 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
5300 win_enter(wp
, undo_sync
);
5304 * There is no preview window open yet. Create one.
5306 if (win_split(g_do_tagpreview
> 0 ? g_do_tagpreview
: 0, 0)
5309 curwin
->w_p_pvw
= TRUE
;
5310 curwin
->w_p_wfh
= TRUE
;
5311 # ifdef FEAT_SCROLLBIND
5312 curwin
->w_p_scb
= FALSE
; /* don't take over 'scrollbind' */
5315 curwin
->w_p_diff
= FALSE
; /* no 'diff' */
5317 # ifdef FEAT_FOLDING
5318 curwin
->w_p_fdc
= 0; /* no 'foldcolumn' */
5330 * ":help": open a read-only window on a help file
5338 FILE *helpfd
; /* file descriptor of help file */
5350 #ifdef FEAT_MULTI_LANG
5358 * A ":help" command ends at the first LF, or at a '|' that is
5359 * followed by some text. Set nextcmd to the following command.
5361 for (arg
= eap
->arg
; *arg
; ++arg
)
5363 if (*arg
== '\n' || *arg
== '\r'
5364 || (*arg
== '|' && arg
[1] != NUL
&& arg
[1] != '|'))
5373 if (eap
->forceit
&& *arg
== NUL
)
5375 EMSG(_("E478: Don't panic!"));
5379 if (eap
->skip
) /* not executing commands */
5385 /* remove trailing blanks */
5386 p
= arg
+ STRLEN(arg
) - 1;
5387 while (p
> arg
&& vim_iswhite(*p
) && p
[-1] != '\\')
5390 #ifdef FEAT_MULTI_LANG
5391 /* Check for a specified language */
5392 lang
= check_help_lang(arg
);
5395 /* When no argument given go to the index. */
5397 arg
= (char_u
*)"help.txt";
5400 * Check if there is a match for the argument.
5402 n
= find_help_tags(arg
, &num_matches
, &matches
,
5403 eap
!= NULL
&& eap
->forceit
);
5406 #ifdef FEAT_MULTI_LANG
5407 if (n
!= FAIL
&& lang
!= NULL
)
5408 /* Find first item with the requested language. */
5409 for (i
= 0; i
< num_matches
; ++i
)
5411 len
= (int)STRLEN(matches
[i
]);
5412 if (len
> 3 && matches
[i
][len
- 3] == '@'
5413 && STRICMP(matches
[i
] + len
- 2, lang
) == 0)
5417 if (i
>= num_matches
|| n
== FAIL
)
5419 #ifdef FEAT_MULTI_LANG
5421 EMSG3(_("E661: Sorry, no '%s' help for %s"), lang
, arg
);
5424 EMSG2(_("E149: Sorry, no help for %s"), arg
);
5426 FreeWild(num_matches
, matches
);
5430 /* The first match (in the requested language) is the best match. */
5431 tag
= vim_strsave(matches
[i
]);
5432 FreeWild(num_matches
, matches
);
5435 need_mouse_correct
= TRUE
;
5439 * Re-use an existing help window or open a new one.
5440 * Always open a new one for ":tab help".
5442 if (!curwin
->w_buffer
->b_help
5449 if (cmdmod
.tab
!= 0)
5452 for (wp
= firstwin
; wp
!= NULL
; wp
= wp
->w_next
)
5453 if (wp
->w_buffer
!= NULL
&& wp
->w_buffer
->b_help
)
5455 if (wp
!= NULL
&& wp
->w_buffer
->b_nwindows
> 0)
5456 win_enter(wp
, TRUE
);
5461 * There is no help window yet.
5462 * Try to open the file specified by the "helpfile" option.
5464 if ((helpfd
= mch_fopen((char *)p_hf
, READBIN
)) == NULL
)
5466 smsg((char_u
*)_("Sorry, help file \"%s\" not found"), p_hf
);
5472 /* Split off help window; put it at far top if no position
5473 * specified, the current window is vertically split and
5476 # ifdef FEAT_VERTSPLIT
5477 if (cmdmod
.split
== 0 && curwin
->w_width
!= Columns
5478 && curwin
->w_width
< 80)
5481 if (win_split(0, n
) == FAIL
)
5484 /* use current window */
5485 if (!can_abandon(curbuf
, FALSE
))
5490 if (curwin
->w_height
< p_hh
)
5491 win_setheight((int)p_hh
);
5495 * Open help file (do_ecmd() will set b_help flag, readfile() will
5497 * Set the alternate file to the previously edited file.
5499 alt_fnum
= curbuf
->b_fnum
;
5500 (void)do_ecmd(0, NULL
, NULL
, NULL
, ECMD_LASTL
,
5501 ECMD_HIDE
+ ECMD_SET_HELP
);
5502 if (!cmdmod
.keepalt
)
5503 curwin
->w_alt_fnum
= alt_fnum
;
5504 empty_fnum
= curbuf
->b_fnum
;
5509 restart_edit
= 0; /* don't want insert mode in help file */
5512 do_tag(tag
, DT_HELP
, 1, FALSE
, TRUE
);
5514 /* Delete the empty buffer if we're not using it. Careful: autocommands
5515 * may have jumped to another window, check that the buffer is not in a
5517 if (empty_fnum
!= 0 && curbuf
->b_fnum
!= empty_fnum
)
5519 buf
= buflist_findnr(empty_fnum
);
5520 if (buf
!= NULL
&& buf
->b_nwindows
== 0)
5521 wipe_buffer(buf
, TRUE
);
5524 /* keep the previous alternate file */
5525 if (alt_fnum
!= 0 && curwin
->w_alt_fnum
== empty_fnum
&& !cmdmod
.keepalt
)
5526 curwin
->w_alt_fnum
= alt_fnum
;
5533 #if defined(FEAT_MULTI_LANG) || defined(PROTO)
5535 * In an argument search for a language specifiers in the form "@xx".
5536 * Changes the "@" to NUL if found, and returns a pointer to "xx".
5537 * Returns NULL if not found.
5540 check_help_lang(arg
)
5543 int len
= (int)STRLEN(arg
);
5545 if (len
>= 3 && arg
[len
- 3] == '@' && ASCII_ISALPHA(arg
[len
- 2])
5546 && ASCII_ISALPHA(arg
[len
- 1]))
5548 arg
[len
- 3] = NUL
; /* remove the '@' */
5549 return arg
+ len
- 2;
5556 * Return a heuristic indicating how well the given string matches. The
5557 * smaller the number, the better the match. This is the order of priorities,
5558 * from best match to worst match:
5559 * - Match with least alpha-numeric characters is better.
5560 * - Match with least total characters is better.
5561 * - Match towards the start is better.
5562 * - Match starting with "+" is worse (feature instead of command)
5563 * Assumption is made that the matched_string passed has already been found to
5564 * match some string for which help is requested. webb.
5567 help_heuristic(matched_string
, offset
, wrong_case
)
5568 char_u
*matched_string
;
5569 int offset
; /* offset for match */
5570 int wrong_case
; /* no matching case */
5576 for (p
= matched_string
; *p
; p
++)
5577 if (ASCII_ISALNUM(*p
))
5581 * Multiply the number of letters by 100 to give it a much bigger
5582 * weighting than the number of characters.
5583 * If there only is a match while ignoring case, add 5000.
5584 * If the match starts in the middle of a word, add 10000 to put it
5585 * somewhere in the last half.
5586 * If the match is more than 2 chars from the start, multiply by 200 to
5587 * put it after matches at the start.
5589 if (ASCII_ISALNUM(matched_string
[offset
]) && offset
> 0
5590 && ASCII_ISALNUM(matched_string
[offset
- 1]))
5592 else if (offset
> 2)
5596 /* Features are less interesting than the subjects themselves, but "+"
5597 * alone is not a feature. */
5598 if (matched_string
[0] == '+' && matched_string
[1] != NUL
)
5600 return (int)(100 * num_letters
+ STRLEN(matched_string
) + offset
);
5604 * Compare functions for qsort() below, that checks the help heuristics number
5605 * that has been put after the tagname by find_tags().
5611 help_compare(s1
, s2
)
5618 p1
= *(char **)s1
+ strlen(*(char **)s1
) + 1;
5619 p2
= *(char **)s2
+ strlen(*(char **)s2
) + 1;
5620 return strcmp(p1
, p2
);
5624 * Find all help tags matching "arg", sort them and return in matches[], with
5625 * the number of matches in num_matches.
5626 * The matches will be sorted with a "best" match algorithm.
5627 * When "keep_lang" is TRUE try keeping the language of the current buffer.
5630 find_help_tags(arg
, num_matches
, matches
, keep_lang
)
5638 static char *(mtable
[]) = {"*", "g*", "[*", "]*", ":*",
5639 "/*", "/\\*", "\"*", "**",
5641 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
5642 "/\\?", "/\\z(\\)", "\\=", ":s\\=",
5643 "[count]", "[quotex]", "[range]",
5644 "[pattern]", "\\|", "\\%$"};
5645 static char *(rtable
[]) = {"star", "gstar", "[star", "]star", ":star",
5646 "/star", "/\\\\star", "quotestar", "starstar",
5648 "?", ":?", "?<CR>", "g?", "g?g?", "g??", "z?",
5649 "/\\\\?", "/\\\\z(\\\\)", "\\\\=", ":s\\\\=",
5650 "\\[count]", "\\[quotex]", "\\[range]",
5651 "\\[pattern]", "\\\\bar", "/\\\\%\\$"};
5654 d
= IObuff
; /* assume IObuff is long enough! */
5657 * Recognize a few exceptions to the rule. Some strings that contain '*'
5658 * with "star". Otherwise '*' is recognized as a wildcard.
5660 for (i
= sizeof(mtable
) / sizeof(char *); --i
>= 0; )
5661 if (STRCMP(arg
, mtable
[i
]) == 0)
5663 STRCPY(d
, rtable
[i
]);
5667 if (i
< 0) /* no match in table */
5669 /* Replace "\S" with "/\\S", etc. Otherwise every tag is matched.
5670 * Also replace "\%^" and "\%(", they match every tag too.
5671 * Also "\zs", "\z1", etc.
5672 * Also "\@<", "\@=", "\@<=", etc.
5673 * And also "\_$" and "\_^". */
5675 && ((arg
[1] != NUL
&& arg
[2] == NUL
)
5676 || (vim_strchr((char_u
*)"%_z@", arg
[1]) != NULL
5680 STRCPY(d
+ 3, arg
+ 1);
5681 /* Check for "/\\_$", should be "/\\_\$" */
5682 if (d
[3] == '_' && d
[4] == '$')
5683 STRCPY(d
+ 4, "\\$");
5687 /* replace "[:...:]" with "\[:...:]"; "[+...]" with "\[++...]" */
5688 if (arg
[0] == '[' && (arg
[1] == ':'
5689 || (arg
[1] == '+' && arg
[2] == '+')))
5692 for (s
= arg
; *s
; ++s
)
5695 * Replace "|" with "bar" and '"' with "quote" to match the name of
5696 * the tags for these commands.
5697 * Replace "*" with ".*" and "?" with "." to match command line
5699 * Insert a backslash before '~', '$' and '.' to avoid their
5702 if (d
- IObuff
> IOSIZE
- 10) /* getting too long!? */
5706 case '|': STRCPY(d
, "bar");
5709 case '"': STRCPY(d
, "quote");
5712 case '*': *d
++ = '.';
5714 case '?': *d
++ = '.';
5718 case '~': *d
++ = '\\';
5723 * Replace "^x" by "CTRL-X". Don't do this for "^_" to make
5724 * ":help i_^_CTRL-D" work.
5725 * Insert '-' before and after "CTRL-X" when applicable.
5727 if (*s
< ' ' || (*s
== '^' && s
[1] && (ASCII_ISALPHA(s
[1])
5728 || vim_strchr((char_u
*)"?@[\\]^", s
[1]) != NULL
)))
5730 if (d
> IObuff
&& d
[-1] != '_')
5731 *d
++ = '_'; /* prepend a '_' */
5737 *d
++ = CtrlChar(*s
);
5742 *d
++ = '\\'; /* double a backslash */
5746 if (s
[1] != NUL
&& s
[1] != '_')
5747 *d
++ = '_'; /* append a '_' */
5750 else if (*s
== '^') /* "^" or "CTRL-^" or "^_" */
5754 * Insert a backslash before a backslash after a slash, for search
5755 * pattern tags: "/\|" --> "/\\|".
5757 else if (s
[0] == '\\' && s
[1] != '\\'
5758 && *arg
== '/' && s
== arg
+ 1)
5761 /* "CTRL-\_" -> "CTRL-\\_" to avoid the special meaning of "\_" in
5762 * "CTRL-\_CTRL-N" */
5763 if (STRNICMP(s
, "CTRL-\\_", 7) == 0)
5765 STRCPY(d
, "CTRL-\\\\");
5773 * If tag starts with ', toss everything after a second '. Fixes
5774 * CTRL-] on 'option'. (would include the trailing '.').
5776 if (*s
== '\'' && s
> arg
&& *arg
== '\'')
5783 *matches
= (char_u
**)"";
5785 flags
= TAG_HELP
| TAG_REGEXP
| TAG_NAMES
| TAG_VERBOSE
;
5787 flags
|= TAG_KEEP_LANG
;
5788 if (find_tags(IObuff
, num_matches
, matches
, flags
, (int)MAXCOL
, NULL
) == OK
5789 && *num_matches
> 0)
5790 /* Sort the matches found on the heuristic number that is after the
5792 qsort((void *)*matches
, (size_t)*num_matches
,
5793 sizeof(char_u
*), help_compare
);
5798 * After reading a help file: May cleanup a help buffer when syntax
5799 * highlighting is not used.
5806 int in_example
= FALSE
;
5812 /* set filetype to "help". */
5813 set_option_value((char_u
*)"ft", 0L, (char_u
*)"help", OPT_LOCAL
);
5816 if (!syntax_present(curbuf
))
5819 for (lnum
= 1; lnum
<= curbuf
->b_ml
.ml_line_count
; ++lnum
)
5821 line
= ml_get_buf(curbuf
, lnum
, FALSE
);
5822 len
= (int)STRLEN(line
);
5823 if (in_example
&& len
> 0 && !vim_iswhite(line
[0]))
5825 /* End of example: non-white or '<' in first column. */
5828 /* blank-out a '<' in the first column */
5829 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5834 if (!in_example
&& len
> 0)
5836 if (line
[len
- 1] == '>' && (len
== 1 || line
[len
- 2] == ' '))
5838 /* blank-out a '>' in the last column (start of example) */
5839 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5840 line
[len
- 1] = ' ';
5843 else if (line
[len
- 1] == '~')
5845 /* blank-out a '~' at the end of line (header marker) */
5846 line
= ml_get_buf(curbuf
, lnum
, TRUE
);
5847 line
[len
- 1] = ' ';
5854 * In the "help.txt" file, add the locally added help files.
5855 * This uses the very first line in the help file.
5857 if (fnamecmp(gettail(curbuf
->b_fname
), "help.txt") == 0)
5859 for (lnum
= 1; lnum
< curbuf
->b_ml
.ml_line_count
; ++lnum
)
5861 line
= ml_get_buf(curbuf
, lnum
, FALSE
);
5862 if (strstr((char *)line
, "*local-additions*") != NULL
)
5864 /* Go through all directories in 'runtimepath', skipping
5869 copy_option_part(&p
, NameBuff
, MAXPATHL
, ",");
5871 rt
= vim_getenv((char_u
*)"VIMRUNTIME", &mustfree
);
5872 if (fullpathcmp(rt
, NameBuff
, FALSE
) != FPC_SAME
)
5884 /* Find all "doc/ *.txt" files in this directory. */
5885 add_pathsep(NameBuff
);
5886 STRCAT(NameBuff
, "doc/*.txt");
5887 if (gen_expand_wildcards(1, &NameBuff
, &fcount
,
5888 &fnames
, EW_FILE
|EW_SILENT
) == OK
5891 for (fi
= 0; fi
< fcount
; ++fi
)
5893 fd
= mch_fopen((char *)fnames
[fi
], "r");
5896 vim_fgets(IObuff
, IOSIZE
, fd
);
5897 if (IObuff
[0] == '*'
5898 && (s
= vim_strchr(IObuff
+ 1, '*'))
5902 int this_utf
= MAYBE
;
5904 /* Change tag definition to a
5905 * reference and remove <CR>/<NL>. */
5910 if (*s
== '\r' || *s
== '\n')
5913 /* The text is utf-8 when a byte
5914 * above 127 is found and no
5915 * illegal byte sequence is found.
5917 if (*s
>= 0x80 && this_utf
!= FALSE
)
5931 /* The help file is latin1 or utf-8;
5932 * conversion to the current
5933 * 'encoding' may be required. */
5934 vc
.vc_type
= CONV_NONE
;
5935 convert_setup(&vc
, (char_u
*)(
5936 this_utf
== TRUE
? "utf-8"
5937 : "latin1"), p_enc
);
5938 if (vc
.vc_type
== CONV_NONE
)
5939 /* No conversion needed. */
5943 /* Do the conversion. If it fails
5944 * use the unconverted text. */
5945 cp
= string_convert(&vc
, IObuff
,
5950 convert_setup(&vc
, NULL
, NULL
);
5952 ml_append(lnum
, cp
, (colnr_T
)0, FALSE
);
5956 ml_append(lnum
, IObuff
, (colnr_T
)0,
5964 FreeWild(fcount
, fnames
);
5984 do_cmdline_cmd((char_u
*)"help ex-cmd-index");
5995 do_cmdline_cmd((char_u
*)"help normal-index");
5998 #if defined(FEAT_EX_EXTRA) || defined(PROTO)
5999 static void helptags_one
__ARGS((char_u
*dir
, char_u
*ext
, char_u
*lang
));
6011 #ifdef FEAT_MULTI_LANG
6019 if (!mch_isdir(eap
->arg
))
6021 EMSG2(_("E150: Not a directory: %s"), eap
->arg
);
6025 #ifdef FEAT_MULTI_LANG
6026 /* Get a list of all files in the directory. */
6027 STRCPY(NameBuff
, eap
->arg
);
6028 add_pathsep(NameBuff
);
6029 STRCAT(NameBuff
, "*");
6030 if (gen_expand_wildcards(1, &NameBuff
, &filecount
, &files
,
6031 EW_FILE
|EW_SILENT
) == FAIL
6034 EMSG2("E151: No match: %s", NameBuff
);
6038 /* Go over all files in the directory to find out what languages are
6040 ga_init2(&ga
, 1, 10);
6041 for (i
= 0; i
< filecount
; ++i
)
6043 len
= (int)STRLEN(files
[i
]);
6046 if (STRICMP(files
[i
] + len
- 4, ".txt") == 0)
6048 /* ".txt" -> language "en" */
6052 else if (files
[i
][len
- 4] == '.'
6053 && ASCII_ISALPHA(files
[i
][len
- 3])
6054 && ASCII_ISALPHA(files
[i
][len
- 2])
6055 && TOLOWER_ASC(files
[i
][len
- 1]) == 'x')
6057 /* ".abx" -> language "ab" */
6058 lang
[0] = TOLOWER_ASC(files
[i
][len
- 3]);
6059 lang
[1] = TOLOWER_ASC(files
[i
][len
- 2]);
6064 /* Did we find this language already? */
6065 for (j
= 0; j
< ga
.ga_len
; j
+= 2)
6066 if (STRNCMP(lang
, ((char_u
*)ga
.ga_data
) + j
, 2) == 0)
6070 /* New language, add it. */
6071 if (ga_grow(&ga
, 2) == FAIL
)
6073 ((char_u
*)ga
.ga_data
)[ga
.ga_len
++] = lang
[0];
6074 ((char_u
*)ga
.ga_data
)[ga
.ga_len
++] = lang
[1];
6080 * Loop over the found languages to generate a tags file for each one.
6082 for (j
= 0; j
< ga
.ga_len
; j
+= 2)
6084 STRCPY(fname
, "tags-xx");
6085 fname
[5] = ((char_u
*)ga
.ga_data
)[j
];
6086 fname
[6] = ((char_u
*)ga
.ga_data
)[j
+ 1];
6087 if (fname
[5] == 'e' && fname
[6] == 'n')
6089 /* English is an exception: use ".txt" and "tags". */
6091 STRCPY(ext
, ".txt");
6095 /* Language "ab" uses ".abx" and "tags-ab". */
6096 STRCPY(ext
, ".xxx");
6100 helptags_one(eap
->arg
, ext
, fname
);
6104 FreeWild(filecount
, files
);
6107 /* No language support, just use "*.txt" and "tags". */
6108 helptags_one(eap
->arg
, (char_u
*)".txt", (char_u
*)"tags");
6113 helptags_one(dir
, ext
, tagfname
)
6114 char_u
*dir
; /* doc directory */
6115 char_u
*ext
; /* suffix, ".txt", ".itx", ".frx", etc. */
6116 char_u
*tagfname
; /* "tags" for English, "tags-it" for Italian. */
6132 int mix
= FALSE
; /* detected mixed encodings */
6136 * Find all *.txt files.
6138 STRCPY(NameBuff
, dir
);
6139 add_pathsep(NameBuff
);
6140 STRCAT(NameBuff
, "*");
6141 STRCAT(NameBuff
, ext
);
6142 if (gen_expand_wildcards(1, &NameBuff
, &filecount
, &files
,
6143 EW_FILE
|EW_SILENT
) == FAIL
6147 EMSG2("E151: No match: %s", NameBuff
);
6152 * Open the tags file for writing.
6153 * Do this before scanning through all the files.
6155 STRCPY(NameBuff
, dir
);
6156 add_pathsep(NameBuff
);
6157 STRCAT(NameBuff
, tagfname
);
6158 fd_tags
= mch_fopen((char *)NameBuff
, "w");
6159 if (fd_tags
== NULL
)
6161 EMSG2(_("E152: Cannot open %s for writing"), NameBuff
);
6162 FreeWild(filecount
, files
);
6167 * If generating tags for "$VIMRUNTIME/doc" add the "help-tags" tag.
6169 ga_init2(&ga
, (int)sizeof(char_u
*), 100);
6170 if (fullpathcmp((char_u
*)"$VIMRUNTIME/doc", dir
, FALSE
) == FPC_SAME
)
6172 if (ga_grow(&ga
, 1) == FAIL
)
6176 s
= alloc(18 + (unsigned)STRLEN(tagfname
));
6181 sprintf((char *)s
, "help-tags\t%s\t1\n", tagfname
);
6182 ((char_u
**)ga
.ga_data
)[ga
.ga_len
] = s
;
6189 * Go over all the files and extract the tags.
6191 for (fi
= 0; fi
< filecount
&& !got_int
; ++fi
)
6193 fd
= mch_fopen((char *)files
[fi
], "r");
6196 EMSG2(_("E153: Unable to open %s for reading"), files
[fi
]);
6199 fname
= gettail(files
[fi
]);
6204 while (!vim_fgets(IObuff
, IOSIZE
, fd
) && !got_int
)
6209 /* Detect utf-8 file by a non-ASCII char in the first line. */
6211 for (s
= IObuff
; *s
!= NUL
; ++s
)
6220 /* Illegal UTF-8 byte sequence. */
6226 if (this_utf8
== MAYBE
) /* only ASCII characters found */
6228 if (utf8
== MAYBE
) /* first file */
6230 else if (utf8
!= this_utf8
)
6232 EMSG2(_("E670: Mix of help file encodings within a language: %s"), files
[fi
]);
6239 p1
= vim_strchr(IObuff
, '*'); /* find first '*' */
6242 p2
= vim_strchr(p1
+ 1, '*'); /* find second '*' */
6243 if (p2
!= NULL
&& p2
> p1
+ 1) /* skip "*" and "**" */
6245 for (s
= p1
+ 1; s
< p2
; ++s
)
6246 if (*s
== ' ' || *s
== '\t' || *s
== '|')
6250 * Only accept a *tag* when it consists of valid
6251 * characters, there is white space before it and is
6252 * followed by a white character or end-of-line.
6255 && (p1
== IObuff
|| p1
[-1] == ' ' || p1
[-1] == '\t')
6256 && (vim_strchr((char_u
*)" \t\n\r", s
[1]) != NULL
6261 if (ga_grow(&ga
, 1) == FAIL
)
6266 s
= alloc((unsigned)(p2
- p1
+ STRLEN(fname
) + 2));
6272 ((char_u
**)ga
.ga_data
)[ga
.ga_len
] = s
;
6274 sprintf((char *)s
, "%s\t%s", p1
, fname
);
6277 p2
= vim_strchr(p2
+ 1, '*');
6288 FreeWild(filecount
, files
);
6295 sort_strings((char_u
**)ga
.ga_data
, ga
.ga_len
);
6298 * Check for duplicates.
6300 for (i
= 1; i
< ga
.ga_len
; ++i
)
6302 p1
= ((char_u
**)ga
.ga_data
)[i
- 1];
6303 p2
= ((char_u
**)ga
.ga_data
)[i
];
6309 vim_snprintf((char *)NameBuff
, MAXPATHL
,
6310 _("E154: Duplicate tag \"%s\" in file %s/%s"),
6311 ((char_u
**)ga
.ga_data
)[i
], dir
, p2
+ 1);
6323 fprintf(fd_tags
, "!_TAG_FILE_ENCODING\tutf-8\t//\n");
6327 * Write the tags into the file.
6329 for (i
= 0; i
< ga
.ga_len
; ++i
)
6331 s
= ((char_u
**)ga
.ga_data
)[i
];
6332 if (STRNCMP(s
, "help-tags", 9) == 0)
6333 /* help-tags entry was added in formatted form */
6334 fprintf(fd_tags
, (char *)s
);
6337 fprintf(fd_tags
, "%s\t/*", s
);
6338 for (p1
= s
; *p1
!= '\t'; ++p1
)
6340 /* insert backslash before '\\' and '/' */
6341 if (*p1
== '\\' || *p1
== '/')
6342 putc('\\', fd_tags
);
6345 fprintf(fd_tags
, "*\n");
6351 got_int
= FALSE
; /* continue with other languages */
6354 for (i
= 0; i
< ga
.ga_len
; ++i
)
6355 vim_free(((char_u
**)ga
.ga_data
)[i
]);
6357 fclose(fd_tags
); /* there is no check for an error... */
6361 #if defined(FEAT_SIGNS) || defined(PROTO)
6364 * Struct to hold the sign properties.
6366 typedef struct sign sign_T
;
6370 sign_T
*sn_next
; /* next sign in list */
6371 int sn_typenr
; /* type number of sign (negative if not equal
6373 char_u
*sn_name
; /* name of sign */
6374 char_u
*sn_icon
; /* name of pixmap */
6375 #ifdef FEAT_SIGN_ICONS
6376 void *sn_image
; /* icon image */
6378 char_u
*sn_text
; /* text used instead of pixmap */
6379 int sn_line_hl
; /* highlight ID for line */
6380 int sn_text_hl
; /* highlight ID for text */
6383 static sign_T
*first_sign
= NULL
;
6384 static int last_sign_typenr
= MAX_TYPENR
; /* is decremented */
6386 static void sign_list_defined
__ARGS((sign_T
*sp
));
6395 char_u
*arg
= eap
->arg
;
6401 static char *cmds
[] = {
6403 #define SIGNCMD_DEFINE 0
6405 #define SIGNCMD_UNDEFINE 1
6407 #define SIGNCMD_LIST 2
6409 #define SIGNCMD_PLACE 3
6411 #define SIGNCMD_UNPLACE 4
6413 #define SIGNCMD_JUMP 5
6414 #define SIGNCMD_LAST 6
6417 /* Parse the subcommand. */
6418 p
= skiptowhite(arg
);
6421 for (idx
= 0; ; ++idx
)
6423 if (idx
== SIGNCMD_LAST
)
6425 EMSG2(_("E160: Unknown sign command: %s"), arg
);
6428 if (STRCMP(arg
, cmds
[idx
]) == 0)
6433 if (idx
<= SIGNCMD_LIST
)
6436 * Define, undefine or list signs.
6438 if (idx
== SIGNCMD_LIST
&& *arg
== NUL
)
6440 /* ":sign list": list all defined signs */
6441 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6442 sign_list_defined(sp
);
6444 else if (*arg
== NUL
)
6445 EMSG(_("E156: Missing sign name"));
6448 p
= skiptowhite(arg
);
6452 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6454 if (STRCMP(sp
->sn_name
, arg
) == 0)
6458 if (idx
== SIGNCMD_DEFINE
)
6460 /* ":sign define {name} ...": define a sign */
6463 /* Allocate a new sign. */
6464 sp
= (sign_T
*)alloc_clear((unsigned)sizeof(sign_T
));
6467 if (sp_prev
== NULL
)
6470 sp_prev
->sn_next
= sp
;
6471 sp
->sn_name
= vim_strnsave(arg
, (int)(p
- arg
));
6473 /* If the name is a number use that for the typenr,
6474 * otherwise use a negative number. */
6475 if (VIM_ISDIGIT(*arg
))
6476 sp
->sn_typenr
= atoi((char *)arg
);
6480 int start
= last_sign_typenr
;
6482 for (lp
= first_sign
; lp
!= NULL
; lp
= lp
->sn_next
)
6484 if (lp
->sn_typenr
== last_sign_typenr
)
6487 if (last_sign_typenr
== 0)
6488 last_sign_typenr
= MAX_TYPENR
;
6489 if (last_sign_typenr
== start
)
6491 EMSG(_("E612: Too many signs defined"));
6499 sp
->sn_typenr
= last_sign_typenr
--;
6500 if (last_sign_typenr
== 0)
6501 last_sign_typenr
= MAX_TYPENR
; /* wrap around */
6505 /* set values for a defined sign. */
6511 p
= skiptowhite_esc(arg
);
6512 if (STRNCMP(arg
, "icon=", 5) == 0)
6515 vim_free(sp
->sn_icon
);
6516 sp
->sn_icon
= vim_strnsave(arg
, (int)(p
- arg
));
6517 backslash_halve(sp
->sn_icon
);
6518 #ifdef FEAT_SIGN_ICONS
6522 if (sp
->sn_image
!= NULL
)
6523 gui_mch_destroy_sign(sp
->sn_image
);
6524 sp
->sn_image
= gui_mch_register_sign(sp
->sn_icon
);
6528 else if (STRNCMP(arg
, "text=", 5) == 0)
6536 /* Count cells and check for non-printable chars */
6540 for (s
= arg
; s
< p
; s
+= (*mb_ptr2len
)(s
))
6542 if (!vim_isprintc((*mb_ptr2char
)(s
)))
6544 cells
+= (*mb_ptr2cells
)(s
);
6550 for (s
= arg
; s
< p
; ++s
)
6551 if (!vim_isprintc(*s
))
6553 cells
= (int)(s
- arg
);
6555 /* Currently must be one or two display cells */
6556 if (s
!= p
|| cells
< 1 || cells
> 2)
6559 EMSG2(_("E239: Invalid sign text: %s"), arg
);
6563 vim_free(sp
->sn_text
);
6564 /* Allocate one byte more if we need to pad up
6566 len
= (int)(p
- arg
+ ((cells
== 1) ? 1 : 0));
6567 sp
->sn_text
= vim_strnsave(arg
, len
);
6569 if (sp
->sn_text
!= NULL
&& cells
== 1)
6570 STRCPY(sp
->sn_text
+ len
- 1, " ");
6572 else if (STRNCMP(arg
, "linehl=", 7) == 0)
6575 sp
->sn_line_hl
= syn_check_group(arg
, (int)(p
- arg
));
6577 else if (STRNCMP(arg
, "texthl=", 7) == 0)
6580 sp
->sn_text_hl
= syn_check_group(arg
, (int)(p
- arg
));
6584 EMSG2(_(e_invarg2
), arg
);
6589 else if (sp
== NULL
)
6590 EMSG2(_("E155: Unknown sign: %s"), arg
);
6591 else if (idx
== SIGNCMD_LIST
)
6592 /* ":sign list {name}" */
6593 sign_list_defined(sp
);
6596 /* ":sign undefine {name}" */
6597 vim_free(sp
->sn_name
);
6598 vim_free(sp
->sn_icon
);
6599 #ifdef FEAT_SIGN_ICONS
6600 if (sp
->sn_image
!= NULL
)
6603 gui_mch_destroy_sign(sp
->sn_image
);
6606 vim_free(sp
->sn_text
);
6607 if (sp_prev
== NULL
)
6608 first_sign
= sp
->sn_next
;
6610 sp_prev
->sn_next
= sp
->sn_next
;
6619 char_u
*sign_name
= NULL
;
6624 if (idx
== SIGNCMD_PLACE
)
6626 /* ":sign place": list placed signs in all buffers */
6627 sign_list_placed(NULL
);
6629 else if (idx
== SIGNCMD_UNPLACE
)
6631 /* ":sign unplace": remove placed sign at cursor */
6632 id
= buf_findsign_id(curwin
->w_buffer
, curwin
->w_cursor
.lnum
);
6635 buf_delsign(curwin
->w_buffer
, id
);
6636 update_debug_sign(curwin
->w_buffer
, curwin
->w_cursor
.lnum
);
6639 EMSG(_("E159: Missing sign number"));
6646 if (idx
== SIGNCMD_UNPLACE
&& arg
[0] == '*' && arg
[1] == NUL
)
6648 /* ":sign unplace *": remove all placed signs */
6649 buf_delete_all_signs();
6653 /* first arg could be placed sign id */
6655 if (VIM_ISDIGIT(*arg
))
6657 id
= getdigits(&arg
);
6658 if (!vim_iswhite(*arg
) && *arg
!= NUL
)
6665 arg
= skipwhite(arg
);
6666 if (idx
== SIGNCMD_UNPLACE
&& *arg
== NUL
)
6668 /* ":sign unplace {id}": remove placed sign by number */
6669 for (buf
= firstbuf
; buf
!= NULL
; buf
= buf
->b_next
)
6670 if ((lnum
= buf_delsign(buf
, id
)) != 0)
6671 update_debug_sign(buf
, lnum
);
6678 * Check for line={lnum} name={name} and file={fname} or buffer={nr}.
6679 * Leave "arg" pointing to {fname}.
6683 if (STRNCMP(arg
, "line=", 5) == 0)
6686 lnum
= atoi((char *)arg
);
6687 arg
= skiptowhite(arg
);
6689 else if (STRNCMP(arg
, "name=", 5) == 0)
6693 arg
= skiptowhite(arg
);
6697 else if (STRNCMP(arg
, "file=", 5) == 0)
6700 buf
= buflist_findname(arg
);
6703 else if (STRNCMP(arg
, "buffer=", 7) == 0)
6706 buf
= buflist_findnr((int)getdigits(&arg
));
6707 if (*skipwhite(arg
) != NUL
)
6708 EMSG(_(e_trailing
));
6716 arg
= skipwhite(arg
);
6721 EMSG2(_("E158: Invalid buffer name: %s"), arg
);
6725 if (lnum
>= 0 || sign_name
!= NULL
)
6728 /* ":sign place file={fname}": list placed signs in one file */
6729 sign_list_placed(buf
);
6731 else if (idx
== SIGNCMD_JUMP
)
6733 /* ":sign jump {id} file={fname}" */
6734 if (lnum
>= 0 || sign_name
!= NULL
)
6736 else if ((lnum
= buf_findsign(buf
, id
)) > 0)
6737 { /* goto a sign ... */
6738 if (buf_jump_open_win(buf
) != NULL
)
6739 { /* ... in a current window */
6740 curwin
->w_cursor
.lnum
= lnum
;
6741 check_cursor_lnum();
6742 beginline(BL_WHITE
);
6745 { /* ... not currently in a window */
6748 cmd
= alloc((unsigned)STRLEN(buf
->b_fname
) + 25);
6751 sprintf((char *)cmd
, "e +%ld %s", (long)lnum
, buf
->b_fname
);
6752 do_cmdline_cmd(cmd
);
6760 EMSGN(_("E157: Invalid sign ID: %ld"), id
);
6762 else if (idx
== SIGNCMD_UNPLACE
)
6764 /* ":sign unplace {id} file={fname}" */
6765 if (lnum
>= 0 || sign_name
!= NULL
)
6769 lnum
= buf_delsign(buf
, id
);
6770 update_debug_sign(buf
, lnum
);
6773 /* idx == SIGNCMD_PLACE */
6774 else if (sign_name
!= NULL
)
6776 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6777 if (STRCMP(sp
->sn_name
, sign_name
) == 0)
6781 EMSG2(_("E155: Unknown sign: %s"), sign_name
);
6785 /* ":sign place {id} line={lnum} name={name} file={fname}":
6787 buf_addsign(buf
, id
, lnum
, sp
->sn_typenr
);
6789 /* ":sign place {id} file={fname}": change sign type */
6790 lnum
= buf_change_sign_type(buf
, id
, sp
->sn_typenr
);
6791 update_debug_sign(buf
, lnum
);
6798 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
6800 * Allocate the icons. Called when the GUI has started. Allows defining
6801 * signs before it starts.
6808 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6809 if (sp
->sn_icon
!= NULL
)
6810 sp
->sn_image
= gui_mch_register_sign(sp
->sn_icon
);
6818 sign_list_defined(sp
)
6823 smsg((char_u
*)"sign %s", sp
->sn_name
);
6824 if (sp
->sn_icon
!= NULL
)
6827 msg_outtrans(sp
->sn_icon
);
6828 #ifdef FEAT_SIGN_ICONS
6829 if (sp
->sn_image
== NULL
)
6830 MSG_PUTS(_(" (NOT FOUND)"));
6832 MSG_PUTS(_(" (not supported)"));
6835 if (sp
->sn_text
!= NULL
)
6838 msg_outtrans(sp
->sn_text
);
6840 if (sp
->sn_line_hl
> 0)
6842 MSG_PUTS(" linehl=");
6843 p
= get_highlight_name(NULL
, sp
->sn_line_hl
- 1);
6849 if (sp
->sn_text_hl
> 0)
6851 MSG_PUTS(" texthl=");
6852 p
= get_highlight_name(NULL
, sp
->sn_text_hl
- 1);
6861 * Get highlighting attribute for sign "typenr".
6862 * If "line" is TRUE: line highl, if FALSE: text highl.
6865 sign_get_attr(typenr
, line
)
6871 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6872 if (sp
->sn_typenr
== typenr
)
6876 if (sp
->sn_line_hl
> 0)
6877 return syn_id2attr(sp
->sn_line_hl
);
6881 if (sp
->sn_text_hl
> 0)
6882 return syn_id2attr(sp
->sn_text_hl
);
6890 * Get text mark for sign "typenr".
6891 * Returns NULL if there isn't one.
6894 sign_get_text(typenr
)
6899 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6900 if (sp
->sn_typenr
== typenr
)
6905 #if defined(FEAT_SIGN_ICONS) || defined(PROTO)
6907 sign_get_image(typenr
)
6908 int typenr
; /* the attribute which may have a sign */
6912 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6913 if (sp
->sn_typenr
== typenr
)
6914 return sp
->sn_image
;
6920 * Get the name of a sign by its typenr.
6923 sign_typenr2name(typenr
)
6928 for (sp
= first_sign
; sp
!= NULL
; sp
= sp
->sn_next
)
6929 if (sp
->sn_typenr
== typenr
)
6931 return (char_u
*)_("[Deleted]");
6936 #if defined(FEAT_GUI) || defined(FEAT_CLIENTSERVER) || defined(PROTO)
6939 * Opens the first argument in a window. When there are two or more arguments
6940 * the argument list is redefined.
6949 # ifdef FEAT_WINDOWS
6954 * Check if the first argument is already being edited in a window. If
6955 * so, jump to that window.
6956 * We would actually need to check all arguments, but that's complicated
6957 * and mostly only one file is dropped.
6958 * This also ignores wildcards, since it is very unlikely the user is
6959 * editing a file name with a wildcard character.
6961 set_arglist(eap
->arg
);
6963 # ifdef FEAT_WINDOWS
6966 /* ":tab drop file ...": open a tab for each argument that isn't
6967 * edited in a window yet. It's like ":tab all" but without closing
6968 * windows or tabs. */
6974 /* ":drop file ...": Edit the first argument. Jump to an existing
6975 * window if possible, edit in current window if the current buffer
6976 * can be abandoned, otherwise open a new window. */
6977 buf
= buflist_findnr(ARGLIST
[0].ae_fnum
);
6979 FOR_ALL_TAB_WINDOWS(tp
, wp
)
6981 if (wp
->w_buffer
== buf
)
6983 # ifdef FEAT_WINDOWS
6984 goto_tabpage_win(tp
, wp
);
6986 curwin
->w_arg_idx
= 0;
6992 * Check whether the current buffer is changed. If so, we will need
6993 * to split the current window or data could be lost.
6994 * Skip the check if the 'hidden' option is set, as in this case the
6995 * buffer won't be lost.
6999 # ifdef FEAT_WINDOWS
7002 split
= check_changed(curbuf
, TRUE
, FALSE
, FALSE
, FALSE
);
7003 # ifdef FEAT_WINDOWS
7011 /* Fake a ":sfirst" or ":first" command edit the first argument. */
7014 eap
->cmdidx
= CMD_sfirst
;
7018 eap
->cmdidx
= CMD_first
;